Thursday, January 05, 2006

RE: st: Some kind of count or tabulation?

It can also be done without generating a new variable.

unab var : * local var : subinstr local var " " ",", all count if !mi(`var')

Nick n.j.cox@durham.ac.uk

smerryman@kc.rr.com > -egen all_var = rmiss(Var*)- > > -count if all_var == 0 -

barleywater@hotmail.com > > Stata 8.2 Windows XP Pro SP2 > > > > My data set looks like this: > > > > obs Var1 Var2 Var3 Var(nth) > > 1 jacn clstr lnreg pval > > 2 bstr . lgreg nopval > > 3 . rct . nopval > > 4 jacn clstr anova . > > > > What I want to do firstly is to count frequencies of features in > > each > > variable, which I did with tab1 varlists. Then what I want to find > > out is > > simply how many observations contained all the variables, e.g. in > > this > > example, only 1 observation i.e. the first (observation 1) > > contained all the > > variables. I think it has something to do with tabulate but just > > couldn't > > get the syntax for this. Any help/advise is appreciated.

* * For searches and help try: * http://www.stata.com/support/faqs/res/findit.html * http://www.stata.com/support/statalist/faq * http://www.ats.ucla.edu/stat/stata/


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