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Bias, precision and statistical power of analysis of covariance in the analysis of randomized trials with baseline imbalance: a simulation study
BACKGROUND: Analysis of variance (ANOVA), change-score analysis (CSA) and analysis of covariance (ANCOVA) respond differently to baseline imbalance in randomized controlled trials. However, no empirical studies appear to have quantified the differential bias and precision of estimates derived from t...
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| Main Authors: | , , |
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| Formato: | Artigo |
| Idioma: | Inglês |
| Publicado em: |
BioMed Central
2014
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| Assuntos: | |
| Acesso em linha: | https://ncbi.nlm.nih.gov/pmc/articles/PMC3986434/ https://ncbi.nlm.nih.gov/pubmed/24712304 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1186/1471-2288-14-49 |
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