Monthly Archives: February 2017

PMean: Cases and cohorts and controls, oh my!

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Some asked a question about a retrospective study where you have a control cohort matched to a case cohort so the cohorts are similar on important (potentially confounding) variables. I pointed out that the two consecutive words “case cohort” are ambiguous and tried to explain¬† how I define a retrospective cohort design versus a (retrospective) case-control design. Continue reading