In a crossover study, subjects are in both the treatment and the control groups.

Name: In a crossover study, subjects are in both the treatment and the control groups.
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In a crossover study, subjects receive both the treatment and control interventions in a randomized order, allowing each subject to serve as their own control. Therefore, subjects are in both the treatment and control groups at different times during the study.

In a Crossover Study, Subjects Are in Both the Treatment