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The Impact of Loss to Follow-up on Hypothesis Tests of the Treatment Effect for Several Statistical Methods in Substance Abuse Clinical Trials
‘Loss to follow-up’ can be substantial in substance abuse clinical trials. When extensive losses to follow-up occur, one must cautiously analyze and interpret the findings of a research study. Aims of this project were to introduce the types of missing data mechanisms and describe several methods fo...
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| Main Authors: | , , , , , |
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| Formato: | Artigo |
| Idioma: | Inglês |
| Publicado em: |
2008
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| Assuntos: | |
| Acesso em linha: | https://ncbi.nlm.nih.gov/pmc/articles/PMC2707817/ https://ncbi.nlm.nih.gov/pubmed/19008067 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1016/j.jsat.2008.09.011 |
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