Displaying 1 result from an estimated 1 matches for "addictscdf".
2007 Apr 25
0
Use of Lexis function to convert survival data to counting format
...s are [0,183],
[184,365], [366,548], [549,730], [730,Inf]). I looked in the
searchable archives and found that others had also discovered
problems with survSplit() and suggested Lexis() in the Epi package.
When I try to get Lexis to work, I get an error message that I cannot
interpret:
>
addictscdf<-Lexis(entry=start,exit=stop,fail='status',breaks=c(184,366,549,730),
+ include=c('id','clinic','prison','meth','clinic01'),data=addicts)
The following object(s) are masked from addicts :
clinic id meth prison status survtime...