gen whichislast = .
qui forval i = 1/170 {
replace whichislast = max(whichislast, `i') if Q`i' < .
}
Nick
[email protected]
Marilyn Matevia
> Let me push my luck a little... If this is the right way to write
> the code (to evaluate which of 170 questions is the last question
> answered):
>
> egen LASTRSP = rlast(Q001-Q170)
>
> ... Is there a way to have it return the variable name (which is the
> question number) instead of the value of the response?
> > Have a look at -egen, rlast()-.
> > > I am a very new user of Stata, so I apologize in advance if this
> is
> > > a dumb question. I'm still learning how Stata "thinks"
> (compared to
> > > SAS) and can't figure out how to tackle this:
> > >
> > > I have a data set of responses to a very long (170 questions)
> survey
> > > with many nested skip patterns, and about 2200 respondents.
> After
> > > working out the skip codes, I still have many "missing"
> observations
> > > for some items, and figure these are due to incomplete surveys.
> I
> > > want to create some kind of "completion flag" to see which
> > > respondents make it to the end of the survey, and - if they
> don't -
> > > to see which question is the respondent's last (which is
> complicated
> > > by the skip patterns).
> > >
> > > I'm just not coming up with a sensible way to do this in Stata.
> Can
> > > someone point me in the right direction?
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