Likelihood for interval-censored observations from multi-state models

We consider the mixed dicrete-continuous pattern of observation in a multi-state model; this is a classical pattern because very often clinical status is assessed at discrete visit times while time of death is observed exactly. The likelihood can easily be written heuristically for such models. Howe...

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Detalles Bibliográficos
Autor: Commenges, Daniel
Tipo de recurso: artículo
Fecha de publicación:2003
País:España
Institución:Universitat Politècnica de Catalunya (UPC)
Repositorio:UPCommons. Portal del coneixement obert de la UPC
Idioma:inglés
OAI Identifier:oai:upcommons.upc.edu:2099/3735
Acceso en línea:https://hdl.handle.net/2099/3735
Access Level:acceso abierto
Palabra clave:Inference
Survival Analysis
Statistics
Mathematical Bioscience Institute
Inferència
Processos estocàstics
Estadística
Aplicacions (Matemàtica)
Biologia -- Matemàtica
Classificació AMS::62 Statistics::62M Inference from stochastic processes
Classificació AMS::62 Statistics::62N Survival analysis and censored data
Classificació AMS::62 Statistics::62P Applications
Classificació AMS::92 Biology and other natural sciences::92B Mathematical biology in general
Descripción
Sumario:We consider the mixed dicrete-continuous pattern of observation in a multi-state model; this is a classical pattern because very often clinical status is assessed at discrete visit times while time of death is observed exactly. The likelihood can easily be written heuristically for such models. However a formal proof is not easy in such observational patterns. We give a rigorous derivation of the likelihood for the illness-death model based on applying Jacod’s formula to an observed bivariate counting process.