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Frailty Models in Survival Analysis

Johann Sölkner orcid id ; Department of Livestock Sciences, University of Agricultural Sciences, Vienna, Austria

Puni tekst: engleski pdf 2.743 Kb

str. 235-239

preuzimanja: 950



The use of frailty models to account for unobserved individual he terogeneity and other random effects in survival analysis are discussed. After a description of proportional hazards models including random effects, the bio logical meaning of frailty and the res ulting problems for analys is are pointed out. The Survival Kit, a set of Fortran programs fo r the analysis of univariate frailty models has been developed by V. Ducrocq (Fr) and the author. Features of the Survival Kit are presented.

Ključne riječi

Survival analysis; random effects; frailty model; individual heterogeneity

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