부산대학교 도서관

Lambert C; Institut für Organische Chemie, Universität Würzburg, Am Hubland, D-97074 Würzburg, Germany. christoph.lambert@uni-wuerzburg.de.; Center for Nanosystems Chemistry, Universität Würzburg, Theodor-Boveri-Weg, D-97074 Würzburg, Germany.; Roger C; Institut für Organische Chemie, Universität Würzburg, Am Hubland, D-97074 Würzburg, Germany. christoph.lambert@uni-wuerzburg.de.; Schmiedel A; Institut für Organische Chemie, Universität Würzburg, Am Hubland, D-97074 Würzburg, Germany. christoph.lambert@uni-wuerzburg.de.; Holzapfel M; Institut für Organische Chemie, Universität Würzburg, Am Hubland, D-97074 Würzburg, Germany. christoph.lambert@uni-wuerzburg.de.; Lukzen N; International Tomography Center, Russia and Novosibirsk State Universit, Institutskaya 3a, Novosibirsk, Novosibirsk 630090, Russia.; Steiner UE; Department of Chemistry, University of Konstanz, Universitätsstraße 10, 78464 Konstanz, Germany.

Publisher: Royal Society of Chemistry Country of Publication: England NLM ID: 100888160 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1463-9084 (Electronic) Linking ISSN: 14639076 NLM ISO Abbreviation: Phys Chem Chem Phys Subsets: MEDLINE

Louart B; Department of Anesthesiology and Intensive Care, Pain and Emergency Medicine, Nîmes-Caremeau University Hospital, Place du Professeur Robert Debré, CEDEX 9, 30029, Nîmes, France. benjamin.louart@chu-nimes.fr.; Muller L; Department of Anesthesiology and Intensive Care, Pain and Emergency Medicine, Nîmes-Caremeau University Hospital, Place du Professeur Robert Debré, CEDEX 9, 30029, Nîmes, France.; Emond B; Department of Anesthesiology and Intensive Care, Pain and Emergency Medicine, Nîmes-Caremeau University Hospital, Place du Professeur Robert Debré, CEDEX 9, 30029, Nîmes, France.; Boulet N; Department of Anesthesiology and Intensive Care, Pain and Emergency Medicine, Nîmes-Caremeau University Hospital, Place du Professeur Robert Debré, CEDEX 9, 30029, Nîmes, France.; Roger C; Department of Anesthesiology and Intensive Care, Pain and Emergency Medicine, Nîmes-Caremeau University Hospital, Place du Professeur Robert Debré, CEDEX 9, 30029, Nîmes, France.

Publisher: Springer Country of Publication: Netherlands NLM ID: 9806357 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1573-2614 (Electronic) Linking ISSN: 13871307 NLM ISO Abbreviation: J Clin Monit Comput Subsets: MEDLINE

Ceausu D; Boulet N; Roger C; Alonso S; Department of Biostatistics, Clinical Epidemiology, Public Health and Innovation in Methodology (BESPIM), CHU Nîmes, Univ Montpellier, Nîmes, France.; Lefrant JY; Boisson C; Mura T; Department of Biostatistics, Clinical Epidemiology, Public Health and Innovation in Methodology (BESPIM), CHU Nîmes, Univ Montpellier, Nîmes, France.; Muller L

Publisher: Lippincott Williams & Wilkins Country of Publication: United States NLM ID: 9421564 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1540-0514 (Electronic) Linking ISSN: 10732322 NLM ISO Abbreviation: Shock Subsets: MEDLINE

Dulhunty JM; Royal Brisbane and Women's Hospital, Brisbane, Queensland, Australia.; Redcliffe Hospital, Brisbane, Queensland, Australia.; The University of Queensland, Brisbane, Queensland, Australia.; Brett SJ; Imperial College Healthcare NHS Trust, London, United Kingdom.; Department of Surgery and Cancer, Imperial College London, London, United Kingdom.; De Waele JJ; Department of Critical Care Medicine, Ghent University Hospital, Ghent, Belgium.; Rajbhandari D; The George Institute for Global Health, The University of New South Wales, Sydney, New South Wales, Australia.; Billot L; The George Institute for Global Health, The University of New South Wales, Sydney, New South Wales, Australia.; Cotta MO; Royal Brisbane and Women's Hospital, Brisbane, Queensland, Australia.; The University of Queensland, Brisbane, Queensland, Australia.; Davis JS; Infection Research Program, Hunter Medical Research Institute, University of Newcastle, Newcastle, New South Wales, Australia.; Department of Infectious Diseases, John Hunter Hospital, Newcastle, New South Wales, Australia.; Finfer S; The George Institute for Global Health, The University of New South Wales, Sydney, New South Wales, Australia.; School of Public Health, Imperial College London, United Kingdom.; Hammond NE; The George Institute for Global Health, The University of New South Wales, Sydney, New South Wales, Australia.; Malcolm Fisher Department of Intensive Care, Royal North Shore Hospital, Sydney, New South Wales, Australia.; Knowles S; The George Institute for Global Health, The University of New South Wales, Sydney, New South Wales, Australia.; Liu X; The George Institute for Global Health, The University of New South Wales, Sydney, New South Wales, Australia.; McGuinness S; Auckland City Hospital, Auckland, New Zealand.; Medical Research Institute of New Zealand, Wellington, New Zealand.; Mysore J; The George Institute for Global Health, The University of New South Wales, Sydney, New South Wales, Australia.; Paterson DL; Royal Brisbane and Women's Hospital, Brisbane, Queensland, Australia.; The University of Queensland, Brisbane, Queensland, Australia.; Saw Swee Hock School of Public Health and Yong Loo Lin School of Medicine, National University of Singapore, Singapore.; Peake S; The Queen Elizabeth Hospital, Adelaide, South Australia, Australia.; School of Medicine, The University of Adelaide, Adelaide, South Australia, Australia.; School of Epidemiology and Preventive Medicine, Monash University, Melbourne, Victoria, Australia.; Rhodes A; St George's University Hospitals NHS Foundation Trust, London, United Kingdom.; St George's University of London, London, United Kingdom.; Roberts JA; Royal Brisbane and Women's Hospital, Brisbane, Queensland, Australia.; The University of Queensland, Brisbane, Queensland, Australia.; Herston Infectious Diseases Institute, Metro North Health, Brisbane, Queensland, Australia.; Department of Anesthesiology, Critical Care, Pain, and Emergency Medicine, University Hospital of Nîmes, Nîmes, France.; Roger C; Department of Anesthesiology, Critical Care, Pain, and Emergency Medicine, University Hospital of Nîmes, Nîmes, France.; University of Montpellier, Montpellier, France.; Shirwadkar C; Blacktown Hospital, Sydney, New South Wales, Australia.; Starr T; Royal Brisbane and Women's Hospital, Brisbane, Queensland, Australia.; Metro North Health, Brisbane, Queensland, Australia.; Taylor C; The George Institute for Global Health, The University of New South Wales, Sydney, New South Wales, Australia.; Myburgh JA; The George Institute for Global Health, The University of New South Wales, Sydney, New South Wales, Australia.; St George Hospital, Sydney, New South Wales, Australia.; Lipman J; Royal Brisbane and Women's Hospital, Brisbane, Queensland, Australia.; The University of Queensland, Brisbane, Queensland, Australia.; Department of Anesthesiology, Critical Care, Pain, and Emergency Medicine, University Hospital of Nîmes, Nîmes, France.

Publisher: American Medical Association Country of Publication: United States NLM ID: 7501160 Publication Model: Print Cited Medium: Internet ISSN: 1538-3598 (Electronic) Linking ISSN: 00987484 NLM ISO Abbreviation: JAMA Subsets: MEDLINE

Abdul-Aziz MH; University of Queensland Centre for Clinical Research (UQCCR), Faculty of Medicine, The University of Queensland, Brisbane, Queensland, Australia.; Hammond NE; Critical Care Program, The George Institute for Global Health and University of New South Wales, Sydney, New South Wales, Australia.; Malcolm Fisher Department of Intensive Care, Royal North Shore Hospital, Sydney, New South Wales, Australia.; Brett SJ; Department of Surgery and Cancer, Imperial College, London, United Kingdom.; Cotta MO; University of Queensland Centre for Clinical Research (UQCCR), Faculty of Medicine, The University of Queensland, Brisbane, Queensland, Australia.; De Waele JJ; Department of Intensive Care Medicine, Ghent University Hospital, Ghent, Belgium.; Devaux A; Statistics Division, The George Institute for Global Health and University of New South Wales, Sydney, New South Wales, Australia.; Di Tanna GL; Statistics Division, The George Institute for Global Health and University of New South Wales, Sydney, New South Wales, Australia.; Department of Business Economics, Health and Social Care, University of Applied Sciences and Arts of Southern Switzerland, Manno, Switzerland.; Department of Clinical Research, University of Bern, Bern, Switzerland.; Dulhunty JM; Critical Care Program, The George Institute for Global Health and University of New South Wales, Sydney, New South Wales, Australia.; Department of Intensive Care Medicine, Royal Brisbane and Women's Hospital, Brisbane, Queensland, Australia.; Redcliffe Hospital, Redcliffe, Queensland, Australia.; Faculty of Medicine, The University of Queensland, Brisbane, Queensland, Australia.; Elkady H; Department of Intensive Care Medicine, Westmead Hospital, Sydney, New South Wales, Australia.; Eriksson L; UQ Library, The University of Queensland, Brisbane, Queensland, Australia.; Hasan MS; Department of Anesthesiology, Faculty of Medicine, University Malaya, Kuala Lumpur, Malaysia.; Khan AB; Division of Critical Care, University of Witwatersrand, Chris Hani Baragwanath Academic Hospital, Johannesburg, South Africa.; Lipman J; University of Queensland Centre for Clinical Research (UQCCR), Faculty of Medicine, The University of Queensland, Brisbane, Queensland, Australia.; Department of Intensive Care Medicine, Royal Brisbane and Women's Hospital, Brisbane, Queensland, Australia.; Jamieson Trauma Institute, Royal Brisbane and Women's Hospital, Brisbane, Queensland, Australia.; Division of Anesthesiology Critical Care Emergency and Pain Medicine, Nîmes University Hospital, University of Montpellier, Nîmes, France.; Liu X; Statistics Division, The George Institute for Global Health and University of New South Wales, Sydney, New South Wales, Australia.; School of Population Health, University of New South Wales, Sydney, New South Wales, Australia.; Monti G; Department of Anesthesia and Intensive Care, IRCCS San Raffaele Scientific Institute, Milan, Italy.; Vita-Salute San Raffaele University, Milan, Italy.; Myburgh J; Critical Care Program, The George Institute for Global Health and University of New South Wales, Sydney, New South Wales, Australia.; Department of Intensive Care, St George Hospital, Kogarah, New South Wales, Australia.; Novy E; Service d'anesthésie-réanimation et médicine péri-opératoire Brabois adulte, CHRU de Nancy, Nancy, France.; Université de Lorraine, SIMPA, Nancy, France.; Omar S; Division of Critical Care, University of Witwatersrand, Chris Hani Baragwanath Academic Hospital, Johannesburg, South Africa.; Rajbhandari D; Critical Care Program, The George Institute for Global Health and University of New South Wales, Sydney, New South Wales, Australia.; Roger C; Département d'anesthésie et réanimation, douleur et médecine d'urgence, CHU Carémeau, Nîmes, France.; UR UM 103IMAGINE, Faculté de Médecine, Montpellier Université, Nîmes, France.; Sjövall F; Intensive and Perioperative Care, Skåne University Hospital, Malmö, Sweden.; Department of Clinical Sciences, Lund University, Lund, Sweden.; Zaghi I; Department of Diagnostic and Experimental Medicine, University of Bologna, Bologna, Italy.; Zangrillo A; Department of Anesthesia and Intensive Care, IRCCS San Raffaele Scientific Institute, Milan, Italy.; Vita-Salute San Raffaele University, Milan, Italy.; Delaney A; Critical Care Program, The George Institute for Global Health and University of New South Wales, Sydney, New South Wales, Australia.; Malcolm Fisher Department of Intensive Care, Royal North Shore Hospital, Sydney, New South Wales, Australia.; Roberts JA; University of Queensland Centre for Clinical Research (UQCCR), Faculty of Medicine, The University of Queensland, Brisbane, Queensland, Australia.; Department of Intensive Care Medicine, Royal Brisbane and Women's Hospital, Brisbane, Queensland, Australia.; Division of Anesthesiology Critical Care Emergency and Pain Medicine, Nîmes University Hospital, University of Montpellier, Nîmes, France.; Herston Infectious Diseases Institute (HeIDI), Metro North Health, Brisbane, Queensland, Australia.

Publisher: American Medical Association Country of Publication: United States NLM ID: 7501160 Publication Model: Print Cited Medium: Internet ISSN: 1538-3598 (Electronic) Linking ISSN: 00987484 NLM ISO Abbreviation: JAMA Subsets: MEDLINE

Turgeon AF; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Fergusson DA; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Clayton L; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Patton MP; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Neveu X; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Walsh TS; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Docherty A; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Malbouisson LM; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Pili-Floury S; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; English SW; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Zarychanski R; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Moore L; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Bonaventure PL; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Laroche V; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Verret M; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Scales DC; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Adhikari NKJ; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Greenbaum J; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Kramer A; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Rey VG; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Ball I; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Khwaja K; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Wise M; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Harvey D; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Lamontagne F; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Chabanne R; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Algird A; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Krueper S; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Pottecher J; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Zeiler F; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Rhodes J; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Rigamonti A; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Burns KEA; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Marshall J; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Griesdale DE; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Sisconetto LS; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Kutsogiannis DJ; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Roger C; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Green R; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Boyd JG; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Wright J; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Charbonney E; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Nair P; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Astles T; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Sy E; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Hébert PC; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Chassé M; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Gomez A; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Ramsay T; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Taljaard M; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Fox-Robichaud A; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Tinmouth A; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; St-Onge M; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Costerousse O; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.; Lauzier F; From the Department of Anesthesiology and Critical Care Medicine, Division of Critical Care Medicine (A.F.T., M.V., M.S.-O., F. Lauzier), the Department of Social and Preventive Medicine (L.M.), the Department of Surgery, Division of Neurosurgery (P.L.B.), the Department of Medicine (V.L., F. Lauzier), and the Department of Family and Emergency Medicine (M.S.-O.), Faculty of Medicine, Université Laval, the Population Health and Optimal Health Practice Unit, Centre Hospitalier Universitaire de Québec-Université Laval Research Center (A.F.T., L.C., M.-P.P., X.N., L.M., P.L.B., M.V., M.S.-O., O.C., F. Lauzier), and the Department of Anesthesia, Critical Care Medicine Service, Hôpital de L'Enfant-Jésus, Centre Hospitalier Universitaire de Québec-Université Laval (A.F.T., F. Lauzier), Quebec City, QC, Ottawa Hospital Research Institute (D.A.F., S.W.E., T.R., M.T., A.T.), the School of Epidemiology and Public Health (D.A.F., S.W.E., T.R., M.T., A.T.), the Division of Critical Care (S.W.E.), the Division of Hematology (A.T.), and the Division of Palliative Care (P.C.H.), the Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Centre Hospitalier Universitaire Sainte-Justine, Université de Montréal, Montreal (L.C.), the Department of Internal Medicine (R.Z.), the Departments of Surgery and of Human Anatomy and Cell Science (F.Z., A.G.), Rady Faculty of Health Sciences, and the Biomedical Engineering Program, Faculty of Engineering (F.Z.), University of Manitoba, and the Department of Medical Oncology-Hematology and the Paul Albrechtsen Research Institute, CancerCare Manitoba (R.Z.), Winnipeg, the Department of Critical Care Medicine, Sunnybrook Health Sciences Center and Sunnybrook Research Institute (D.C.S., N.K.J.A.), and the Interdepartmental Division of Critical Care Medicine, University of Toronto (D.C.S., N.K.J.A., A.R., K.E.A.B., J.M.), Toronto, the Departments of Critical Care Medicine and Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, AB (A.K.), the Departments of Medicine and of Epidemiology and Biostatistics, Western University, London, ON (I.B.), the Departments of Surgery and Critical Care Medicine, McGill University Health Centre, Montreal (K.K.), the Department of Medicine, Faculty of Medicine, and Centre de Recherche du Centre Hospitalier Universitaire de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC (F. Lamontagne), the Department of Surgery, Division of Neurosurgery, McMaster University, Hamilton Health Sciences, Hamilton, ON (A.A.), the Department of Anesthesia, St. Michael's Hospital, University of Toronto (A.R.), the Applied Health Research Centre, Li Ka Shing Knowledge Institute, and the Department of Critical Care, Unity Health Toronto-St. Michael's Hospital (K.E.A.B., J.M.), Toronto, the Departments of Medicine (A.F.-R.) and Health Research Methods, Evidence and Impact (K.E.A.B.), McMaster University, Hamilton, ON, the Department of Medicine, Division of Critical Care Medicine, Faculty of Medicine, Vancouver General Hospital, University of British Columbia, Vancouver (D.E.G.), the Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton (D.J.K.), Trauma Nova Scotia, Nova Scotia Health, and the Departments of Critical Care, Emergency Medicine, and Anesthesia and Surgery, Dalhousie University, Halifax (R.G.), the Department of Medicine, Division of Neurology, and the Department of Critical Care Medicine, School of Medicine, Queen's University, Kingston, ON (J.G.B.), the Department of Medicine, Centre Hospitalier de l'Université de Montréal, and the Department of Medicine, Faculty of Medicine, Université de Montréal, Montreal (E.C., M.C.), Centre Intégré Universitaire de Santé et de Services Sociaux (CIUSSS) de la Mauricie-et-du-Centre-du-Québec, Trois-Rivières (E.C.), the University of Saskatchewan, College of Medicine, and Saskatchewan Health Authority-Regina Area, Regina (E.S.), and Bruyère Research Institute, University of Ottawa, Ottawa (P.C.H.) - all in Canada; Usher Institute of Population Health Sciences (T.S.W., A.D.) and the Department of Anaesthesia, Critical Care, and Pain Medicine (T.S.W., A.D., J.R.), Edinburgh Medical School, University of Edinburgh, Edinburgh, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust, Salford (J.G.), the Department of Critical Care Medicine, Imperial College Healthcare NHS Trust, St. Mary's Hospital, London (V.G.R.), Cardiff University and the University of Wales Hospital, Cardiff (M.W.), Nottingham University Hospitals NHS Trust, Nottingham (D.H.), University Hospitals North Midlands-Royal Stoke Hospital, Stoke-on-Trent (S.K.), the Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge (F.Z.), James Cook University Hospital, Middlesbrough (J.W.), and the Walton NHS Foundation Trust (P.N.) and the Department of Intensive Care Medicine, Liverpool University Hospitals NHS (T.A.), Liverpool - all in the United Kingdom; Surgical Intensive Care Unit, Anesthesiology Division, Hospital das Clínicas, University of São Paulo Medical School (L.M.M.), and the Intensive Care Unit, Hospital de Amor de Nossa Senhora (L.S.S.) - both in São Paulo; the Department of Anesthesiology and Intensive Care Medicine, University Hospital of Besançon, Besançon (S.P.-F.), Département Anesthésie Réanimation et Médecine Périopératoire, Centre Hospitalier Universitaire (CHU) de Clermont-Ferrand, Clermont-Ferrand (R.C.), Hôpital de Hautepierre, Service d'Anesthésie-Réanimation et Médecine Péri-Opératoire, Hôpitaux Universitaires de Strasbourg, Strasbourg (J.P.), and UR-UM103 IMAGINE, University of Montpellier, Division of Anesthesia and Critical Care, Pain, and Emergency Medicine, Nîmes University Hospital, Montpellier (C.R.) - all in France.

Publisher: Massachusetts Medical Society Country of Publication: United States NLM ID: 0255562 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1533-4406 (Electronic) Linking ISSN: 00284793 NLM ISO Abbreviation: N Engl J Med Subsets: MEDLINE

Lenglart L; CNRS, UMR 9193-SCALab-Sciences Cognitives et Sciences Affectives, Université de Lille, Lille, France.; Roger C; CNRS, UMR 9193-SCALab-Sciences Cognitives et Sciences Affectives, Université de Lille, Lille, France.; Sampaio A; Psychological Neuroscience Lab, Psychology Research Centre (CIPsi), School of Psychology, University of Minho, Braga, Portugal.; Coello Y; CNRS, UMR 9193-SCALab-Sciences Cognitives et Sciences Affectives, Université de Lille, Lille, France.

Publisher: Blackwell Country of Publication: United States NLM ID: 0142657 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1469-8986 (Electronic) Linking ISSN: 00485772 NLM ISO Abbreviation: Psychophysiology Subsets: MEDLINE

Gandéga H; Department of Pharmacy, Nimes University Hospital, University of Montpellier, Nimes, France.; Poujol H; Department of Pharmacy, Nimes University Hospital, University of Montpellier, Nimes, France; UR-UM103 IMAGINE, Univ Montpellier, Division of Anesthesia and Critical Care, Pain and Emergency Medicine, Nîmes University Hospital, Montpellier, France.; Mezzarobba M; Department of Biostatistics, Clinical Epidemiology, Public Health, and Innovation in Methodology, CHU Nîmes, University of Montpellier, Nîmes, France.; Muller L; UR-UM103 IMAGINE, Univ Montpellier, Division of Anesthesia and Critical Care, Pain and Emergency Medicine, Nîmes University Hospital, Montpellier, France.; Boyer JC; Department of toxicity and biochemistry, Nimes University Hospital, Nimes, France.; Lefrant JY; UR-UM103 IMAGINE, Univ Montpellier, Division of Anesthesia and Critical Care, Pain and Emergency Medicine, Nîmes University Hospital, Montpellier, France.; Leguelinel G; Department of Pharmacy, Nimes University Hospital, University of Montpellier, Nimes, France; Laboratory of Biostatistics, Epidemiology, Clinical Research and Health Economics, UPRES, EA 2415, University of Montpellier, Montpellier, France.; Roger C; UR-UM103 IMAGINE, Univ Montpellier, Division of Anesthesia and Critical Care, Pain and Emergency Medicine, Nîmes University Hospital, Montpellier, France. Electronic address: claire.roger@chu-nimes.fr.

Publisher: W.B. Saunders Country of Publication: United States NLM ID: 8610642 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1557-8615 (Electronic) Linking ISSN: 08839441 NLM ISO Abbreviation: J Crit Care Subsets: MEDLINE

Rougerie L; Trauma Critical Care Unit, Montpellier University Hospital, F-34295 Montpellier Cedex 5, France; OcciTRAUMA network, Regional network of medical organization and management for severe trauma in Occitanie, France.; Charbit J; Trauma Critical Care Unit, Montpellier University Hospital, F-34295 Montpellier Cedex 5, France; OcciTRAUMA network, Regional network of medical organization and management for severe trauma in Occitanie, France.; Mezzarobba M; UR-UM103 IMAGINE, University of Montpellier, Division of Anaesthesia Critical Care, Pain and Emergency Medicine, Nimes University Hospital, Montpellier, France; Department of Biostatistics, Epidemiology, Public Health and Innovation in Methodology (BESPIM), CHU Nimes, IDESP, INSERM, University of Montpellier, Nîmes, France.; Leone M; Department of anesthesiology and intensive care unit, North hospital, Assistance Publique Hôpitaux Universitaires de Marseille, Aix Marseille University, Marseille, France.; Duclos G; Department of anesthesiology and intensive care unit, North hospital, Assistance Publique Hôpitaux Universitaires de Marseille, Aix Marseille University, Marseille, France.; Meaudre E; Critical Care Unit, Sainte Anne Military Teaching Hospital, Toulon, France.; Cungi PJ; Critical Care Unit, Sainte Anne Military Teaching Hospital, Toulon, France.; Bartoli C; Forensic Department, AP-HM, La Timone, Marseille, France; Aix-Marseille University, CNRS, EFS, ADES, Marseille, France.; Thierry GR; Aix-Marseille University, CNRS, INSERM, CIML, Marseille, France.; Roger C; Department of Anesthesia, Intensive care and Emergency medicine, Nîmes University Hospital, 30000 Nîmes, France; University of Montpellier, France; OcciTRAUMA network, Regional network of medical organization and management for severe trauma in Occitanie, France.; Muller L; Department of Anesthesia, Intensive care and Emergency medicine, Nîmes University Hospital, 30000 Nîmes, France; University of Montpellier, France; OcciTRAUMA network, Regional network of medical organization and management for severe trauma in Occitanie, France. Electronic address: laurent.muller@chu-nimes.fr.

Publisher: Elsevier Country of Publication: Netherlands NLM ID: 0226040 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1879-0267 (Electronic) Linking ISSN: 00201383 NLM ISO Abbreviation: Injury Subsets: MEDLINE

Mahé G; Univ. Lille, CNRS, UMR 9193 - SCALab - Sciences Cognitives et Sciences Affectives, F-59000 Lille, France. Electronic address: gwendoline.mahe@univ-lille.fr.; Grisetto F; Univ. Lille, CNRS, UMR 9193 - SCALab - Sciences Cognitives et Sciences Affectives, F-59000 Lille, France.; Macchi L; Univ. Lille, CNRS, UMR 8163 - STL - Savoirs Textes Langage, F-59000 Lille, France.; Javourey-Drevet L; Univ. Lille, CNRS, UMR 9193 - SCALab - Sciences Cognitives et Sciences Affectives, F-59000 Lille, France.; Roger C; Univ. Lille, CNRS, UMR 9193 - SCALab - Sciences Cognitives et Sciences Affectives, F-59000 Lille, France.

Publisher: Elsevier Country of Publication: Netherlands NLM ID: 101541838 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1878-9307 (Electronic) Linking ISSN: 18789293 NLM ISO Abbreviation: Dev Cogn Neurosci Subsets: In Process; MEDLINE