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| From | Nick Cox <njcoxstata@gmail.com> |
| To | statalist@hsphsun2.harvard.edu |
| Subject | Re: st: longitudinal data |
| Date | Sun, 5 Jun 2011 07:22:36 +0100 |
Other ways to do it, assuming no missings on -died- : bysort visit (died) : gen dead = died[_N] bysort visit (time) : gen dead = died[_N] Nick On Sun, Jun 5, 2011 at 3:42 AM, Eric Booth <ebooth@ppri.tamu.edu> wrote: > bys visit: egen everdead = max(died) Tina Hernandez-Boussard wrote: >> I have longitudinal data and I would like to flag a person as dead, = >> although this information is only contained in their last observation >> >> I have created a count of the number of observations for a unique id >> >> by visit: gen time =3D _n >> >> this is what I am trying, but I am not getting correct results: >> >> by visit : gen dead =3D 1 if died =3D=3D 1 >> >> I would like to have the flag dead=3D1 for all the rows of data for this = >> person, even though they do not die until _n =3D=3D 5 >> >> This is only capture the visit they died, and not all of their visits. * * For searches and help try: * http://www.stata.com/help.cgi?search * http://www.stata.com/support/statalist/faq * http://www.ats.ucla.edu/stat/stata/