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What is Understanding Case-Control Studies about?

A case-control study examines exposure to potential risk factors by comparing subjects who already have a disease/condition (cases) to subjects who do not (controls). This study design proceeds backwards from the effect (disease) to potential causes. Key steps include selection of cases and controls, matching subjects on important characteristics, measuring exposure, and analyzing/interpreting results typically using odds ratios. While prone to certain biases, case-control studies are inexpensive, rapid way

Author

Sanjeet Sah

Language

EN