[R] how to retrieve robust se in coxph

From: Lei Liu <ll9f_at_cms.mail.virginia.edu>
Date: Thu 16 Feb 2006 - 14:07:02 EST


Hi,

I am using coxph in simulations and I want to store the "robust se" (or "se2" in frailty models) for each replicate. Is there a function to retrieve it, like vcov() for the variance estimate? Thanks!   

Lei Liu
Assistant Professor
Division of Biostatistics and Epidemiology Dept. of Public Health Sciences
School of Medicine
University of Virginia

3181 Hospital West Complex
Charlottesville, VA 22908-0717

1-434-982-3364 (o)
1-434-806-8086 (c)

liulei@virginia.edu
ll9f@virginia.edu



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