학술논문

Not different is not the same as the same: how can we tell?
Document Type
Editorial
Source
Clinical & Experimental Pharmacology & Physiology. Dec2012, Vol. 39 Issue 12, p991-994. 4p. 1 Chart, 5 Graphs.
Subject
*DIAGNOSTIC errors
*DIAGNOSIS -- Statistical methods
*STATISTICAL research
*DIAGNOSTIC examinations
*CLINICAL medicine research
*DIAGNOSTIC services
Language
ISSN
0305-1870
Abstract
The authors discuss potential errors arising in diagnostic tests that intend to establish the presence of a condition or disease, with a focus on false positives, false negatives, and power calculations. Topics include test specificity and sensitivity, the use of continuous variables in statistical measurements, and random noise.