# McNemar's test to analyze a matched case-control study

McNemar's test is used to compare paired proportions. It can be used to analyze retrospective case-control studies, where each case is matched to a particular control. Or it can be used to analyze experimental studies, where the two treatments are given to matched subjects. Read an example with explanation.

Note that the calculations are based entirely on the first two numbers you enter. Enter the remaining two numbers in order to document your full results.

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