학술논문

Psychological Distress After Inpatient Noncardiac Surgery: A Secondary Analysis of the Measurement of Exercise Tolerance Before Surgery Prospective Cohort Study.
Document Type
Academic Journal
Author
Gandotra S; Department of Anesthesiology and Pain Medicine, University of Toronto, Toronto, ON, Canada.; Department of Anesthesia, St. Michael's Hospital, Toronto, ON, Canada.; Daza JF; Institute of Health Policy, Management and Evaluation, Dalla Lana School of Public Health, University of Toronto, Toronto, ON, Canada.; Division of General Surgery, Department of Surgery, University of Toronto, Toronto, ON, Canada.; Diep C; Department of Anesthesiology and Pain Medicine, University of Toronto, Toronto, ON, Canada.; Institute of Health Policy, Management and Evaluation, Dalla Lana School of Public Health, University of Toronto, Toronto, ON, Canada.; Mitani AA; Division of Biostatistics, Dalla Lana School of Public Health, University of Toronto, Toronto, ON, Canada.; Ladha KS; Department of Anesthesiology and Pain Medicine, University of Toronto, Toronto, ON, Canada.; Department of Anesthesia, St. Michael's Hospital, Toronto, ON, Canada.; Institute of Health Policy, Management and Evaluation, Dalla Lana School of Public Health, University of Toronto, Toronto, ON, Canada.; Wijeysundera DN; Department of Anesthesiology and Pain Medicine, University of Toronto, Toronto, ON, Canada.; Department of Anesthesia, St. Michael's Hospital, Toronto, ON, Canada.; Institute of Health Policy, Management and Evaluation, Dalla Lana School of Public Health, University of Toronto, Toronto, ON, Canada.
Source
Publisher: Lippincott Williams & Wilkins Country of Publication: United States NLM ID: 0372354 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1528-1140 (Electronic) Linking ISSN: 00034932 NLM ISO Abbreviation: Ann Surg Subsets: MEDLINE
Subject
Language
English
Abstract
Objective: To describe the incidence and natural progression of psychological distress after major surgery.
Background: The recovery process after surgery imposes physical and mental burdens that put patients at risk of psychological distress. Understanding the natural course of psychological distress after surgery is critical to supporting the timely and tailored management of high-risk individuals.
Methods: We conducted a secondary analysis of the "Measurement of Exercise Tolerance before Surgery" multicentre cohort study (Canada, Australia, New Zealand, and the UK). Measurement of Exercise Tolerance before Surgery recruited adult participants (≥40 years) undergoing elective inpatient noncardiac surgery and followed them for 1 year. The primary outcome was the severity of psychological distress measured using the anxiety-depression item of EQ-5D-3L. We used cumulative link mixed models to characterize the time trajectory of psychological distress among relevant patient subgroups. We also explored potential predictors of severe and/or worsened psychological distress at 1 year using multivariable logistic regression models.
Results: Of 1546 participants, moderate-to-severe psychological distress was reported by 32.6% of participants before surgery, 27.3% at 30 days after surgery, and 26.2% at 1 year after surgery. Psychological distress appeared to improve over time among females [odds ratio (OR): 0.80, 95% CI: 0.65-0.95] and patients undergoing orthopedic procedures (OR: 0.73, 95% CI: 0.55-0.91), but not among males (OR: 0.87, 95% CI: 0.87-1.07) or patients undergoing nonorthopedic procedures (OR: 0.95, 95% CI: 0.87-1.04). Among the average middle-aged adult, there were no time-related changes (OR: 0.94, 97% CI: 0.75-1.13), whereas the young-old (OR: 0.89, 95% CI: 0.79-0.99) and middle-old (OR: 0.87, 95% CI: 0.73-1.01) had small improvements. Predictors of severe and/or worsened psychological distress at 1 year were younger age, poor self-reported functional capacity, smoking history, and undergoing open surgery.
Conclusions: One-third of adults experience moderate to severe psychological distress before major elective noncardiac surgery. This distress tends to persist or worsen over time among select patient subgroups.
Competing Interests: J.F.D. is supported by a Vanier Graduate Scholarship and a research scholarship from the Division of General Surgery at the University of Toronto. C.D. is supported in part by an Ontario Graduate Scholarship. K.S.L. is supported by a Merit Award from the Department of Anesthesiology and Pain Medicine at the University of Toronto. D.N.W. is supported in part by a Merit Award from the Department of Anesthesiology and Pain Medicine at the University of Toronto and the Endowed Chair in Translational Anesthesiology Research at St. Michael’s Hospital and the University of Toronto. The remaining authors report no conflicts of interest.
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