Displaying 1 result from an estimated 1 matches for "diavol".
2003 May 19
2
To update() or not to update()?
Hi,
Suppose I have:
# Fit a base model
d1.ph <- coxph(Surv(start, stop, event)~
ejec + diavol + score + smoking +
beta + surg.done,
data = data.frame(foo))
summary(update(d1.ph, . ~ . + td1))
summary(update(d1.ph, . ~ . + td2))
As I have many columns in my data frame, foo, called td's. e.g. td1, td2,
td3, .... And I'd like to add one column ea...