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Choosing an imbalance metric for covariate-constrained randomization in multiple-arm cluster-randomized trials
BACKGROUND: In cluster-randomized controlled trials (C-RCTs), covariate-constrained randomization (CCR) methods efficiently control imbalance in multiple baseline cluster-level variables, but the choice of imbalance metric to define the subset of “adequately balanced” possible allocation schemes for...
Autores principales: | , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
BioMed Central
2019
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6537428/ https://www.ncbi.nlm.nih.gov/pubmed/31138319 http://dx.doi.org/10.1186/s13063-019-3324-5 |