Displaying 2 results from an estimated 2 matches for "td4515265".
2012 Jul 17
0
Building a web risk calculator based on Cox PH--definitive method for calculating probability?
...n the probability of relapse within 5 years. I
have googled this and the answers seems to be inconsistent; I have variously
seen people recommend survest(), survfit(), and predict.coxph(). Terry had
a useful answer
http://r.789695.n4.nabble.com/how-to-calculate-predicted-probability-of-Cox-model-td4515265.html
here but I didn't quite understand what he meant in his last sentence.
Here is some code for you to quickly illustrate what you suggest.
library(rms)
library(survival)
library(Hmisc)
data(veteran)
dd=datadist(veteran)
options(datadist='dd')
options(digits=4)
obj=with(veteran...
2012 Jul 18
0
Building a web risk calculator based on Cox, PH--definitive method for calculating probability?
...f relapse within 5 years. I
> have googled this and the answers seems to be inconsistent; I have variously
> seen people recommend survest(), survfit(), and predict.coxph(). Terry had
> a useful answer
> http://r.789695.n4.nabble.com/how-to-calculate-predicted-probability-of-Cox-model-td4515265.html
> here but I didn't quite understand what he meant in his last sentence.
>
> Here is some code for you to quickly illustrate what you suggest.
>
> library(rms)
> library(survival)
> library(Hmisc)
> data(veteran)
> dd=datadist(veteran)
> options(datadist='...