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2008 Apr 28
1
Survival Regression with multiple events per subject
...(see example below) streg computes a maximum likelihood estimation for parametric regression survival time models with multiple record data now I search an equivalent command in R I found the survival package but I have no solution for the use with multiple records per subject. library(survival) survRegData <- survreg(formula=Surv(time,exercise)~itm+posret+negret, data=Data, dist="weibull") summary(survRegData) My Question is: how can I modify the above command for the use of multiple events per subject when the optionid is used for indicating the subject? The dataset look like: data...