Matching is a technique used to avoid confounding in a study design. In a cohort study this is done by ensuring an equal distribution among exposed and unexposed of the variables believed to be confounding. … A matched case-control study requires statistical analysis to correct for this phenomenon.

What is an example of a matched pairs design?

Each pair is matched on gender and age. For example, Pair 1 might be two women, both age 21. Pair 2 might be two men, both age 21. … However, unlike the other design, the matched pairs design explicitly controls for two potential lurking variables – age and gender.

What is a matched pair case-control study?

The Matched Pair Case-Control Study calculates the statistical relationship between exposures and the likelihood of becoming ill in a given patient population. This study is used to investigate a cause of an illness by selecting a non-ill person as the control and matching the control to a case.