[R] SAS and R code hazard ratios
p.dalgaard at biostat.ku.dk
Wed Jan 10 21:43:04 CET 2007
Colleen.Ross at kp.org wrote:
> 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
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
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