[R] Projecting Survival Curve into the Future

Richard.Cotton at hsl.gov.uk Richard.Cotton at hsl.gov.uk
Thu Sep 4 15:24:57 CEST 2008

> I have a survivor curve that shows account cancellations during the 
> past 3.5 months. Â Fortunately for our business, but unfortunately 
> for my analysis, the survivor curve doesn't yet pass through 50%. 
> Â Is there a safe way to extend the survivor curve and estimate at 
> what time we'll hit 50%? 

Without any example code it's hard to say, but take a look at 
?predict.coxph and ?predict.survreg in the survival package.


Mathematical Sciences Unit


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