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Improving the evidence base in surgery: sources of bias in surgical studies
Author(s) -
Young Jane M.,
Solomon Michael J.
Publication year - 2003
Publication title -
anz journal of surgery
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.426
H-Index - 70
eISSN - 1445-2197
pISSN - 1445-1433
DOI - 10.1046/j.1445-1433.2003.02611.x
Subject(s) - medicine , epidemiology , confounding , selection bias , medline , scientific evidence , evidence based medicine , clinical epidemiology , medical physics , intensive care medicine , alternative medicine , pathology , statistics , political science , law , mathematics
Clinical epidemiology, which is concerned with the application of epidemiological principles to patient care, provides the scientific basis for evidence‐based medicine. The present paper reviews the epidemiological concepts of selection bias, measurement bias and confounding in surgical research and discusses ways in which these sources of bias can be minimized in surgical studies.