On Tue, 23 Dec 2003, Fredrik Lundgren wrote:
> Hello,
>
> How do I get plot.survfit to draw a survival curve with prespecified
> time periods, say 1 month, 2, months, 3 months, 6 months, 1 year, 2
> years etc) instead of the individual times of all events?
>
Why would you want to do that?
If you have only one survival curve you can create a function that
describes it
survfun<-approxfun(fit$time,fit$surv,yleft=1,f=0,method="constant")
and then evaluate and plot this function whereever you want.
-thomas
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