[R] c-statiscs 95% CI for cox regression model

Frank E Harrell Jr f.harrell at Vanderbilt.Edu
Sun Jul 25 06:19:54 CEST 2010


On 07/24/2010 09:51 PM, paaventhan jeyaganth wrote:
>
> Dear all,
> how can i do the calculate the  C-statistics
> 95% confidences interval for the cox regression model.
>   Thanks very much for your any help.
>   Paaveenthan 	

install.packages('Hmisc')
require(Hmisc
?rcorr.cens (there is an example at the bottom)

Frank

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



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