I'm trying to get "observed survival curves" from standard Kaplan Meier curve using PROC LIFETEST and "Expected or Predicted Survival curve" using PROC PHREG in the same graph. Can anyone help me how to do this. I'm using base SAS 9.4 but have access to the whole SAS suite if needed. "Predicted survival" code proc phreg data = mydata plots(overlay)=survival; model time*event(0) = Age HTN platelets/ rl ties = efron; baseline out = pred1 survival = _all_ ; run; "Observed survival" code proc lifetest data=mydata outsurv=km1 plots=s; time time*event(0); run; Thanks
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