[R] predict risk (% of death) at a certain time point

Bill Hyman billhyman1 at yahoo.com
Tue Dec 20 04:05:26 CET 2011

Dear all,

Does any one know how to calculate the risk (death rate) at some time point (say 5 yrs) based on Kaplan-Meier curve in coxph model in R? I know how to fit the survival data with coxph. But need to calculate risk at some time point. Many thanks.


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