[R] SAS and R code hazard ratios

Peter Dalgaard p.dalgaard at biostat.ku.dk
Wed Jan 10 21:43:04 CET 2007

Colleen.Ross at kp.org wrote:
> Greetings,
> I am new to R and have been comparing CPH survival analysis hazard ratios 
> between R and SAS PhReg.  The binary covariates' HRs are the same, however 
> the continuous variables, for example age, have quite different HRs 
> although in the same direction.  SAS PhReg produces HRs which are the 
> change in risk for every one increment change in the independent variable. 
>  How do I interpret the HRs produced by R?    Thanks much, C
I'm not aware of peculiarities. You're not giving us much to go on 
though. In fact, not even the function used to fit the model with.
> ______________________________________________
> R-help at stat.math.ethz.ch 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.

More information about the R-help mailing list