The efficiency of stepped wedge vs. cluster randomized trials: Stepped wedge studies do not always require a smaller sample size

Journal of Clinical Epidemiology

Volumn 66, Issue 12, 2013, Pages 1427-1428

  Hemming, Karla ^a   Girling, Alan ^a  

^a UNIVERSITY OF BIRMINGHAM   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

CLUSTER RANDOMIZED TRIAL (TOPIC); CONCEPTUAL FRAMEWORK; CROSS-SECTIONAL STUDY; HUMAN; LETTER; MEASUREMENT REPEATABILITY; METHODOLOGY; PARALLEL DESIGN; POWER ANALYSIS; PRIORITY JOURNAL; PRODUCTIVITY; SAMPLE SIZE; STEPPED WEDGE DESIGN;

EID: 84886948782     PISSN: 08954356     EISSN: 18785921     Source Type: Journal    
DOI: 10.1016/j.jclinepi.2013.07.007     Document Type: Letter

References (2)

1. W. Woertman, E. de Hoop, M. Moerbeek, S.U. Zuidema, D.L. Gerritsen, and S. Teerenstra Stepped wedge designs could reduce the required sample size in cluster randomized trials J Clin Epidemiol 66 2013 752 758
2. M.A. Hussey, and J.P. Hughes Design and analysis of stepped wedge cluster randomized trials Contemp Clin Trials 28 2007 182 191