Epi question

[lsu1000]

Two groups of patients take two different drugs. The results are studied. Then the groups switch drugs and are restudied.

What is the overall study of these groups??

Cohort?? Cross section?? Crossover?? Case series....etc???

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[idq1i]

Two groups of patients take two different drugs. The results are studied. Then the groups switch drugs and are restudied.

What is the overall study of these groups??

Cohort?? Cross section?? Crossover?? Case series....etc???

Crossover study: A type of clinical trial in which the study subjects receive each treatment in a random order. With this type of study, every patient serves as his or her own control