Using the half normal distribution to quantify covariate balance in cluster-randomized pragmatic trials
Abstract Background Pragmatic trials often consist of cluster-randomized controlled trials (C-RCTs), where staff of existing clinics or sites deliver interventions and randomization occurs at the site level. Covariate-constrained randomization (CCR) methods are often recommended to minimize imbalanc...
| Main Authors: | , |
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| Format: | Article |
| Language: | English |
| Published: |
BMC
2021-03-01
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| Series: | Trials |
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| Online Access: | https://doi.org/10.1186/s13063-021-05122-x |