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Unequal cluster sizes in stepped-wedge cluster randomised trials: a systematic review
OBJECTIVES: To investigate the extent to which cluster sizes vary in stepped-wedge cluster randomised trials (SW-CRT) and whether any variability is accounted for during the sample size calculation and analysis of these trials. SETTING: Any, not limited to healthcare settings. PARTICIPANTS: Any taki...
Autores principales: | , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
BMJ Publishing Group
2017
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5695383/ https://www.ncbi.nlm.nih.gov/pubmed/29146637 http://dx.doi.org/10.1136/bmjopen-2017-017151 |