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The effect of missing data on design efficiency in repeated cross-sectional multi-period two-arm parallel cluster randomized trials
The reduced efficiency of the cluster randomized trial design may be compensated by implementing a multi-period design. The trial then becomes longitudinal, with a risk of intermittently missing observations and dropout. This paper studies the effect of missing data on design efficiency in trials wh...
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
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Springer US
2021
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8367915/ https://www.ncbi.nlm.nih.gov/pubmed/33528816 http://dx.doi.org/10.3758/s13428-020-01529-7 |