Sorry for that your brain does not work at the moment, I suppose your
brain has been "hammering" too much recently, or perhaps due to so called
"office soup" ?....
I am not quite sure why the second formula does not work for you, perhaps
I do not understand what the second formula of your try to reach....Good
Luck.
On Sun, 24 May 1998, Paul Y. Peng wrote:
> Why
>
> > survfit(coxph(Surv(time,cens)~group,data = my.data))
>
> works, but
>
> > (function(data)survfit(coxph(Surv(time,cens)~group,data = data)))(my.data)
>
> doesn't work? It might be a simple question, but my brain doesn't seem
> to work for me now. Thanks for help.
>
> Regards,
>
> Paul.
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