Explain why a case-control study is often referred to as a retrospective study.

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Donna Bright

Biology

10 June, 19:16

Explain why a case-control study is often referred to as a retrospective study.

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Brody Bradshaw · Answer 1

Case control studies are observational because no intervention is attempted and no attempt is made to alter the course of the disease. The goal is to retrospectively determine the exposure to the risk factor of interest from each of the two groups of individuals: cases and controls.