What Is Matching in a Study
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...
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.
What is matching in a case-control study?
In a matched study, we enroll controls based upon some characteristic(s) of the case. For example, we might match the sex of the control to the sex of the case. The idea in matching is to match upon a potential confounding variable in order to remove the confounding effect.
What does matching mean in epidemiology?
Matching is not uncommon in epidemiological studies and refers to the selection of unexposed subjects’ i.e., controls that in certain important characteristics are identical to cases. Most frequently matching is used in case-control studies but it can also be used in cohort studies.
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