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Assessing discriminative ability of risk models in clustered data

BACKGROUND: The discriminative ability of a risk model is often measured by Harrell’s concordance-index (c-index). The c-index estimates for two randomly chosen subjects the probability that the model predicts a higher risk for the subject with poorer outcome (concordance probability). When data are...

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Detalles Bibliográficos
Autores principales: van Klaveren, David, Steyerberg, Ewout W, Perel, Pablo, Vergouwe, Yvonne
Formato: Online Artículo Texto
Lenguaje:English
Publicado: BioMed Central 2014
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3897966/
https://www.ncbi.nlm.nih.gov/pubmed/24423445
http://dx.doi.org/10.1186/1471-2288-14-5