Matching in Case-Control Designs. EPID 712 Lecture 13 02/23/00 Megan O’Brien. Objectives. Discuss methods of matching in case-control studies Discuss advantages and disadvantages of matching in case-control studies Discuss methods of analyzing matched case-control data.
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Are these two groups really comparable? you may decrease the statistical power of your study
Note that each cell contains pairs. So the OR is a ratio of the discordant pairs.
See pg. 280 for the derivation of this formula.
How do you interpret the MH OR?
Just as usual.