2025
Permutation tests for detecting treatment effect heterogeneity in cluster randomized trials
Maleyeff L, Li F, Haneuse S, Wang R. Permutation tests for detecting treatment effect heterogeneity in cluster randomized trials. Statistical Methods In Medical Research 2025, 34: 1617-1632. PMID: 40525570, PMCID: PMC12365356, DOI: 10.1177/09622802251348999.Peer-Reviewed Original ResearchCluster randomized trialDetect treatment effect heterogeneityTreatment effect heterogeneityEffect heterogeneityNominal type I error rateRandomized trialsType I error rateTreatment-covariate interactionsAssess treatment effect heterogeneityTests of interaction termsPermutation testAverage treatment effectPain programEvaluation of intervention strategiesParametric assumptionsEffect modificationHealthcare ResearchActive copingSimulation studyTreatment effectsIntervention strategiesTrial contextPermutationInteraction termsTrials
2024
A review of current practice in the design and analysis of extremely small stepped-wedge cluster randomized trials
Tong G, Nevins P, Ryan M, Davis-Plourde K, Ouyang Y, Macedo J, Meng C, Wang X, Caille A, Li F, Taljaard M. A review of current practice in the design and analysis of extremely small stepped-wedge cluster randomized trials. Clinical Trials 2024, 22: 45-56. PMID: 39377196, PMCID: PMC11810615, DOI: 10.1177/17407745241276137.Peer-Reviewed Original ResearchSmall-sample correctionsStepped-wedge cluster randomized trialCluster randomized trialSample size calculation methodGeneralized linear mixed modelsLongitudinal correlation structureSize calculation methodLinear mixed modelsPermutation testSample sizeBayesian approachRandomized trialsCorrelation structureMixed modelsBayesian analysisGeneralized Estimating EquationsPermutationMedian sample sizeIntervention conditionRandomization methodEquations
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