[R] Binary outcome with non-absorbing outcome state

[Dieter Menne]

John Sorkin <jsorkin <at> grecc.umaryland.edu> writes:

> 
> I am trying to model data in which subjects are followed through time to
> determine if they fall, or do not fall. Some of the subjects fall once,
> some fall several times. Follow-up time varies from subject to subject.

Chapter 4.3 in 

http://www.mayo.edu/hsr/people/therneau/survival.ps

might also help.

Dieter