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Comparison of intent-to-treat analysis strategies for pre-post studies with loss to follow-up
In pre-post studies when all outcomes are completely observed, previous studies have shown that analysis of covariance (ANCOVA) is more powerful than a change-score analysis in testing the treatment effect. However, there have been few studies comparing power under missing post-test values. This pap...
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| Autores principales: | , , , |
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| Formato: | Artigo |
| Lenguaje: | Inglês |
| Publicado: |
Elsevier
2018-09-01
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| Colección: | Contemporary Clinical Trials Communications |
| Acceso en línea: | http://www.sciencedirect.com/science/article/pii/S2451865417301941 |
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