Open AccessStage of colon cancer at diagnosis: implications for risk factor associations?
Author(s) -
Marty Slattery
Publication year - 1998
Publication title -
international journal of epidemiology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 3.406
H-Index - 208
eISSN - 1464-3685
pISSN - 0300-5771
DOI - 10.1093/ije/27.3.382
Subject(s) - epidemiology , stage (stratigraphy) , medicine , risk factor , cancer , disease , colorectal cancer , selection bias , oncology , pathology , biology , paleontology
A potential source of bias in epidemiological studies comes from studying people at different stages of disease progression. This can result in biased selection of cases or in errors of measurement of exposures.
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