[R] Kaplan Meier function

[Frank E Harrell Jr]

Matthias Gondan wrote:
> Hi Eleni, hi list,
> 
> here is small sample program, the library is "survival", it is included
> in the standard R distribution.
> 
>> data(colon)
>> s = survfit(Surv(time, status) ~ rx, data=colon)
>> plot(s)
>> plot(s, col=1:3)
> 
> By the way: Does anyone know a neat way to indicate the number of
> patients under risk in
> the curve? Like here:

That's one of many options in the survplot function in the Design 
package, which uses the survival package.

Frank

> 
> http://www.drugs.com/pro/images/8c3bb783-1c3c-4d75-a502-2f7ee3632f41/inspra-image02.jpg
> 
> Best wishes,
> 
> Matthias
> 
> Eleni Christodoulou schrieb:
>> Hi all,
>>
>> I am trying to draw a Kaplan-Meier curve and I found online that Kaplan -
>> Meier estimates are computed with a function called km in the event package.
>> Is there an update for that because when I choose to download packages in
>> R,. there is no package called event, even though I have selected all the
>> repositories.
>>
>> Thanks in advance,
>> Eleni
>>
>> 	[[alternative HTML version deleted]]
>>
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>>
>>
> 
> ______________________________________________
> R-help at r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
> 


-- 
Frank E Harrell Jr   Professor and Chair           School of Medicine
                      Department of Biostatistics   Vanderbilt University