[R] how to retrieve robust se in coxph

[ronggui]

see robcov in Design package.

2006/2/16, Lei  Liu <ll9f at cms.mail.virginia.edu>:
> 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 at virginia.edu
> ll9f at virginia.edu
>
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Deparment of Sociology
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