Re: [R] Compare mean survival time

From: Ben Bolker <>
Date: Tue, 19 Feb 2008 00:41:24 +0000 (UTC)

Xing Yuan <joe.yuan0309 <at>> writes:

> Dear List,
> Does anybody no how to compare mean survival times for two (more) groups in
> R? What test statistics should I use?
> Thank you very much!
> Joe

  The question is probably a little bit too vague. You should certainly look at the survival package (which is 'recommended', so included with R) -- if you really have individual-level survival data, then survival analysis is more powerful than comparing mean survival times (but not necessarily the same thing). Try Therneau and Grambsch (listed on the "books" page at ...

   Ben Bolker mailing list PLEASE do read the posting guide and provide commented, minimal, self-contained, reproducible code. Received on Tue 19 Feb 2008 - 00:44:50 GMT

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