[R] Trend test for survival data

[Heinz Tuechler]

Dear Markus!

Since I did not see an answer yet, my suggestion is to use coxph with 
the groups variable numerically coded as the only independent variable.

Heinz

At 13:39 21.04.2008, Markus Kreuz wrote:
>Hello,
>is there a R package that provides a log rank trend test
>for survival data in >=3 treatment groups?
>Or are there any comparable trend tests for survival data in R?
>
>Thanks a lot
>Markus
>
>--
>Dipl. Inf. Markus Kreuz
>Universitaet Leipzig
>Institut fuer medizinische Informatik, Statistik und Epidemiologie (IMISE)
>Haertelstr. 16-18
>D-04107 Leipzig
>
>Tel. +49 341 97 16 276
>Fax. +49 341 97 16 109
>email: markus.kreuz at imise.uni-leipzig.de
>
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