The identifiability of the mixed proportional hazards competing risks model
The identifiability of the mixed proportional hazards competing risks model
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DOI:
10.1111/1467-9868.00410
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发表时间:
2003-01-01
影响因子:
5.8
通讯作者:
van den Berg, GJ
中科院分区:
文献类型:
--
作者:
Abbring, JH;van den Berg, GJ
We prove identification of dependent competing risks models in which each risk has a mixed proportional hazard specification with regressors, and the risks are dependent by way of the unobserved heterogeneity, or frailty, components. We show that the conditions for identification given by Heckman and Honore can be relaxed. We extend the results to the case in which multiple spells are observed for each subject.