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How important is randomisation in a stepped wedge trial?
In cluster randomised trials, randomisation increases internal study validity. If enough clusters are randomised, an unadjusted analysis should be unbiased. If a smaller number of clusters are included, stratified or matched randomisation can increase comparability between trial arms. In addition, a...
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| Опубликовано в: : | Trials |
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| Главные авторы: | , , , |
| Формат: | Artigo |
| Язык: | Inglês |
| Опубликовано: |
BioMed Central
2015
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| Предметы: | |
| Online-ссылка: | https://ncbi.nlm.nih.gov/pmc/articles/PMC4537545/ https://ncbi.nlm.nih.gov/pubmed/26275907 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1186/s13063-015-0872-1 |
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