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Discrimination-based sample size calculations for multivariable prognostic models for time-to-event data
BACKGROUND: Prognostic studies of time-to-event data, where researchers aim to develop or validate multivariable prognostic models in order to predict survival, are commonly seen in the medical literature; however, most are performed retrospectively and few consider sample size prior to analysis. Ev...
| Autores principales: | , , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
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BioMed Central
2015
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4603804/ https://www.ncbi.nlm.nih.gov/pubmed/26459415 http://dx.doi.org/10.1186/s12874-015-0078-y |