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JAMA Clinical Reviews

Interviews about ideas & innovations in medicine, science & clinical practice. Listen & earn CME credit
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In-depth interviews about current ideas and innovation in medicine, science, and clinical practice.

Sep 3, 2020

Cluster randomized trials are performed when an intervention must be delivered to a group of patients like when testing new nursing protocols on award or different means for cleaning beds on a ward. One type of cluster trials is called a stepped-wedge where every cluster in the study ultimately undergoes the intervention. How this works it is explained by Susan Ellenberg, PhD, from the Department of Biostatistics, Epidemiology, and Informatics at the University of Pennsylvania School of Medicine.

Related Article:

The Stepped-Wedge Clinical Trial

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