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Cohort Studies.
Edward H. Livingston
in AMA Manual of Style: A Guide for Authors and Editors (11 ed.)
In a cohort study , a defined group of people (the cohort) is followed up over time to examine associations between different interventions and subsequent interventions. Cohort studies may be concurrent (prospective) or nonconcurrent (retrospective). A prospective cohort study follows up a group, or cohort , of individuals who are initially free of the outcome of interest. Individuals in a cohort generally share some underlying characteristic, such as age, sex, or exposure to a ...View:
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