Impact of non-uniform correlation structure on sample size and power in multiple-period cluster randomised trials

Analysis of cluster randomised stepped wedge trials with repeated cross-sectional samples

(2017) Karla Hemming et al.   Trials

Stepped wedge cluster randomised trials: a review of the statistical methodology used and available

(2016) D. Barker et al.   BMC Medical Research Methodology

Substantial risks associated with few clusters in cluster randomized and stepped wedge designs

(2016) Monica Taljaard et al.   Clinical Trials

Appropriate statistical methods were infrequently used in cluster-randomized crossover trials

(2016) Sarah J. Arnup et al.   JOURNAL OF CLINICAL EPIDEMIOLOGY

Sample size calculations for stepped wedge and cluster randomised trials: a unified approach

(2016) Karla Hemming et al.   JOURNAL OF CLINICAL EPIDEMIOLOGY

Sample size calculation for stepped wedge and other longitudinal cluster randomised trials

(2016) Richard Hooper et al.   STATISTICS IN MEDICINE

Statistical efficiency and optimal design for stepped cluster studies under linear mixed effects models

(2016) Alan J. Girling et al.   STATISTICS IN MEDICINE

Intra-cluster and inter-period correlation coefficients for cross-sectional cluster randomised controlled trials for type-2 diabetes in UK primary care

(2016) James Martin et al.   Trials

Systematic review finds major deficiencies in sample size methodology and reporting for stepped-wedge cluster randomised trials

(2016) James Martin et al.   BMJ Open

Current issues in the design and analysis of stepped wedge trials

(2015) James P. Hughes et al.   Contemporary Clinical Trials

Designing a stepped wedge trial: three main designs, carry-over effects and randomisation approaches

(2015) Andrew J. Copas et al.   Trials

Sample size calculation for a stepped wedge trial

(2015) Gianluca Baio et al.   Trials

Cluster randomised trials with repeated cross sections: alternatives to parallel group designs

(2015) R. Hooper et al.   BMJ-British Medical Journal

Cluster randomised trials with repeated cross sections: alternatives to parallel group designs

(2015) R. Hooper et al.   BMJ-British Medical Journal

Cluster randomised crossover trials with binary data and unbalanced cluster sizes: Application to studies of near-universal interventions in intensive care

(2014) Andrew B Forbes et al.   Clinical Trials

Stepped wedge designs could reduce the required sample size in cluster randomized trials

(2013) Willem Woertman et al.   JOURNAL OF CLINICAL EPIDEMIOLOGY

Sample size calculation for cluster randomized cross-over trials

(2008) B. Giraudeau et al.   STATISTICS IN MEDICINE