One Cluster per Condition Is Not a Valid Design in Cluster-Randomized Trials. Comment on Wang et al. The Effect of Different Physical Exercise Programs on Physical Fitness among Preschool Children: A Cluster-Randomized Controlled Trial. Int. J. Environ. Res. Public Health 2023, 20, 4254

Yasaman Jamshidi-Naeini, Armando Pena, Abu Bakkar Siddique, Andrew W. Brown and David B. Allison ()
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Yasaman Jamshidi-Naeini: Department of Epidemiology and Biostatistics, Indiana University School of Public Health-Bloomington, Bloomington, IN 47405, USA
Armando Pena: Department of Health and Wellness Design, Indiana University School of Public Health-Bloomington, Bloomington, IN 47405, USA
Abu Bakkar Siddique: Department of Epidemiology and Biostatistics, Indiana University School of Public Health-Bloomington, Bloomington, IN 47405, USA
Andrew W. Brown: Department of Biostatistics, University of Arkansas for Medical Sciences, Little Rock, AR 72205, USA
David B. Allison: Department of Epidemiology and Biostatistics, Indiana University School of Public Health-Bloomington, Bloomington, IN 47405, USA

IJERPH, 2023, vol. 20, issue 17, 1-2

Abstract: Wang et al. [...]

Keywords: n/a (search for similar items in EconPapers)
JEL-codes: I I1 I3 Q Q5 (search for similar items in EconPapers)
Date: 2023
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