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1. extended Cox model and coxph (score: 1): Author: "Sylvie Dallot" <sdallot@ushrl.ars.usda.gov>; Date: Thu, 21 Aug 2003 16:43:52 -0400; Hello all, I want to use an extended Cox model to allow for the incorporation of a time-varying covariate (each individual is subjected to several measurements over time). I modified my data set adeq; /archives/html/s-news/2003-08/msg00124.html (6,749 bytes)
2. extended Cox model and cox.zph (score: 1): Author: "Sylvie Dallot" <sdallot@ushrl.ars.usda.gov>; Date: Fri, 22 Aug 2003 08:16:08 -0400; Thanks a lot to Terry Therneau for his very complete answer. Sylvie DALLOT USDA/ARS/USHRL 2001 South Rock Road FORT PIERCE, FL 34945 USA phone: 1 772 462 58 60 FAX: 1 772 462 59 86 Yes, cox.zph is st; /archives/html/s-news/2003-08/msg00129.html (8,083 bytes)
3. full and reduced Cox model with cluster (score: 1): Author: "Sylvie Dallot" <sdallot@ushrl.ars.usda.gov>; Date: Thu, 19 Jun 2003 15:23:11 -0400; Hello all, I want to use a Cox model with the cluster(group) term. How can I test the difference between a full and a reduced Cox models with a cluster term ? I guess that the usual LR test is not co; /archives/html/s-news/2003-06/msg00136.html (6,634 bytes)

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