Thanks, Bert . It is a lot help!
gunter.berton wrote: > > str() is your friend. It tells you about the structure of any R object, > from > which you can usually glean what you need to know to get what you want. It > is often useful to use it on summary(object) rather than on the object, as > the summary method for an (S3) classed object often contains what you're > looking for. > > Less generally, names() and as.list() can sometimes get you what you want > also. > > Alternatively, check the summary.coxph() code (survival:::summary.coxph, > as > it's hidden in the namespace). It is clear there how to get what you want, > either direct from the fitted object or from the summary.coxph object. > > Bert Gunter > Genentech Nonclinical Statistics > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of clearsky > Sent: Wednesday, August 29, 2007 8:41 AM > To: r-help@stat.math.ethz.ch > Subject: [R] retrieve p-value from a cox.obj > > > I have a cox.obj named obj, > obj <- coxph( Surv(time, status) ~ group, surv.data) > now I want to retrieve the p-value from obj, so that I can run this > hundreds > of times and plot out the distribution of the p-value. could anyone tell > me > how to get p-value from obj? > > thanks, > > -- > View this message in context: > http://www.nabble.com/retrieve-p-value-from-a-cox.obj-tf4348520.html#a123896 > 52 > Sent from the R help mailing list archive at Nabble.com. > > ______________________________________________ > R-help@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. > > ______________________________________________ > R-help@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. > > -- View this message in context: http://www.nabble.com/retrieve-p-value-from-a-cox.obj-tf4348520.html#a12392027 Sent from the R help mailing list archive at Nabble.com. ______________________________________________ R-help@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.
