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20 p, 289.0 KB Comparison of two discrimination indexes in the categorisation of continuous predictors in time-to-event studies / Barrio Beraza, Irantzu (Universidad del País Vasco. Departamento de Matemáticas) ; Rodríguez-Álvarez, María Xosé (Universidade de Vigo. Departamento de Estatística e Investigación Operativa) ; Meira-Machado, Luis (Universidade do Minho (Braga, Portugal). Centre of Mathematics and Department of Mathematics and Applications) ; Esteban, Cristóbal (Hospital de Galdakao (Usansolo, Biscaia)) ; Arostegui, Inmaculada (Universidad del País Vasco. Departamento de Matemáticas)
The Cox proportional hazards model is the most widely used survival prediction model for analysing time-to-event data. To measure the discrimination ability of a survival model the concordance probability index is widely used. [...]
2017 - 10.2436/20.8080.02.51
SORT : statistics and operations research transactions, Vol. 41 Núm. 1 (January-June 2017) , p. 73-92 (Articles)  

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