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Case control
Found 2 free book(s)RESEARCH SERIES Observational research methods. Research ...
emj.bmj.comcase-control studies as they assess only one outcome variable (that is, whatever outcome the cases have entered the study with). Cohorts permit calculation of the effect of each variable on the probability of developing the outcome of interest (relative risk). However, where a certain outcome is rare then a prospective cohort study is inefficient.
Case Control Studies - UNC Gillings School of Global ...
sph.unc.eduCase-Control Studies E R I C N O T E B O O K S E R I E S Case-control studies are used to determine if there is an association between an exposure and a specific health outcome. These studies proceed from effect (e.g. health outcome, condition, disease) to …