Mdege ND, Man MS, Taylor Nee Brown CA, Torgerson DJ. Systematic review of stepped wedge cluster randomized trials shows that design is particularly used to evaluate interventions during routine implementation. J Clin Epidemiol. 2011;64:936–48.
Article
PubMed
Google Scholar
The Gambia Hepatitis Study Group. The Gambia hepatitis intervention study. Cancer Res. 1987;47:5782–7.
Google Scholar
Schwartz D, Lellouch J. Explanatory and pragmatic attitudes in therapeutical trials. J Chronic Dis. 1967;20:637–48.
Article
CAS
PubMed
Google Scholar
Thorpe KE, Zwarenstein M, Oxman AD, Treweek S, Furberg CD, Altman DG, et al. A pragmatic–explanatory continuum indicator summary (PRECIS): a tool to help trial designers. J Clin Epidemiol. 2009;62:464–75.
Article
PubMed
Google Scholar
Hemming K, Haines TP, Chilton PJ, Girling AJ, Lilford RJ. The stepped wedge cluster randomised trial: rationale, design, analysis, and reporting. BMJ. 2015;350:h391.
Article
CAS
PubMed
Google Scholar
Kotz D, Spigt M, Arts IC, Crutzen R, Viechtbauer W. Use of the stepped wedge design cannot be recommended: a critical appraisal and comparison with the classic cluster randomized controlled trial design. J Clin Epidemiol. 2012;65:1249–52.
Article
PubMed
Google Scholar
Hussey MA, Hughes JP. Design and analysis of stepped wedge cluster randomized trials. Contemp Clin Trials. 2007;28:182–91.
Article
PubMed
Google Scholar
Brown CA, Lilford RJ. The stepped wedge trial design: a systematic review. BMC Med Res Methodol. 2006;6:54.
Article
PubMed
PubMed Central
Google Scholar
Mohammadi D. Ebola vaccine trials back on track. Lancet. 2015;385:214–5.
Article
PubMed
Google Scholar
Butler D, Morella L. WHO plans for millions of doses of Ebola vaccine by 2015. Nature News Blog 2014. http://blogs.nature.com/news/2014/10/who-plans-for-millions-of-doses-of-ebola-vaccine-by-2015.html. Accessed 2nd June 2015
Prost A, Binik A, Abubakar I, Roy A, de Allegri M, Mouchoux, et al. Logistic, ethical and political dimensions of stepped wedge trials: critical review and case studies. Trials. 2015.
Lilford RJ. Ethics of clinical trials from a Bayesian and decision analytic perspective: whose equipoise is it anyway? BMJ. 2003;326:980–1.
Article
PubMed
PubMed Central
Google Scholar
Freedman B. Equipoise and the ethics of clinical research. N Engl J Med. 1987;317:141–5.
Article
CAS
PubMed
Google Scholar
Copas AJ, Lewis JJ, Thompson JA, Davey C, Baio G, Hargreaves JR. Designing a stepped wedge trial: three main designs, carry-over effects and randomisation approaches. Trials. 2015.
Beard E, Lewis JJ, Copas AJ, Davey C, Osrin D, Baio G, et al. Stepped wedge randomised controlled trials: systematic review of studies published between 2010 and 2014. Trials. 2015.
Davey C, Hargreaves JR, Thompson JA, Copas AJ, Beard E, Lewis JJ, et al. Analysis and reporting of stepped wedge randomised controlled trials: synthesis and critical appraisal of published studies, 2010–2014. Trials. 2015.
Scott JM, deCamp A, Juraska M, Fay MP, Gilbert PB. Finite-sample corrected generalized estimating equation of population average treatment effects in stepped wedge cluster randomized trials. Stat Methods Med Res. 2014. doi:10.1177/0962280214552092.
Moulton LH, Golub JE, Durovni B, Cavalcante SC, Pacheco AG, Saraceni V, et al. Statistical design of THRio: a phased implementation clinic-randomized study of a tuberculosis preventive therapy intervention. Clin Trials. 2007;4:190–9.
Article
PubMed
Google Scholar
Davey C, Aiken A, Hayes RAJ, Hargreaves JR. Re-analysis of health and educational impacts of a school-based deworming program in western Kenya: a statistical replication of a cluster quasi-randomised stepped-wedge trial. Int J Epidemiol. 2015. In press.
Woertman W, de Hoop E, Moerbeek M, Zuidema SU, Gerritsen DL, Teerenstra S. Stepped wedge designs could reduce the required sample size in cluster randomized trials. J Clin Epidemiol. 2013;66:752–8.
Article
PubMed
Google Scholar
Hemming K, Girling A. A menu-driven facility for power and detectable-difference calculations in stepped-wedge cluster-randomized trials. Stata J. 2014;14:363–80.
Google Scholar
Baio G, Copas AJ, Ambler G, Hargreaves JR, Beard E, Omar RZ. Sample size calculation for a stepped wedge trial. Trials. 2015.
Hemming K, Girling A. The efficiency of stepped wedge vs. cluster randomized trials: stepped wedge studies do not always require a smaller sample size. J Clin Epidemiol. 2013;66:1427–8.
Article
PubMed
Google Scholar
Bashour HN, Kanaan M, Kharouf MH, Abdulsalam AA, Tabbaa MA, Cheikha SA. The effect of training doctors in communication skills on women’s satisfaction with doctor-woman relationship during labour and delivery: a stepped wedge cluster randomised trial in Damascus. BMJ Open. 2013;3:8.
Article
Google Scholar
Gruber JS, Reygadas F, Arnold BF, Ray I, Nelson K, Colford Jr JM. A stepped wedge, cluster-randomized trial of a household UV-disinfection and safe storage drinking water intervention in rural Baja California Sur, Mexico. Am J Trop Med Hyg. 2013;89:238–45.
Article
PubMed
PubMed Central
Google Scholar
Horner C, Wilcox M, Barr B, Hall D, Hodgson G, Parnell P, et al. The longitudinal prevalence of MRSA in care home residents and the effectiveness of improving infection prevention knowledge and practice on colonisation using a stepped wedge study design. BMJ Open. 2012;2, e000423.
Article
CAS
PubMed
PubMed Central
Google Scholar
Roy A, Anaraki S, Hardelid P, Catchpole M, Rodrigues LC, Lipman M. Universal HIV testing in London tuberculosis clinics: a cluster randomised controlled trial. Eur Respir J. 2013;41:627–34.
Article
PubMed
Google Scholar
Schultz TJ, Kitson AL, Soenen S, Long L, Shanks A, Wiechula R, et al. Does a multidisciplinary nutritional intervention prevent nutritional decline in hospital patients? A stepped wedge randomised cluster trial. Clin Nutr ESPEN. 2014;9:e84–90.
Google Scholar
Stern A, Mitsakakis N, Paulden M, Alibhai S, Wong J, Tomlinson G, et al. Pressure ulcer multidisciplinary teams via telemedicine: a pragmatic cluster randomized stepped wedge trial in long term care. BMC Health Serv Res. 2014;14:83.
Article
PubMed
PubMed Central
Google Scholar