Re: st: collapse _all by

[Fred Wolfe <fwolfe@arthritis-research.org>]

At 05:50 PM 9/22/2002 -0700, you wrote:
> I want to collapse a large number of variables by tract, i.e.
>
> . collapse (sum) _all, by(tract)
>
> Naturally, stata complains that tract is included in _all:
>
> tract may not be both target and by()
> r(198);
>
> Any clever way around that?
Check out -order- to move tract to the front. The collapse var2-varlast, 
by(tract(.

Fred Wolfe




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Fred Wolfe                                                          Tel 
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National Data Bank for Rheumatic Diseases         Fax (316) 263-0761
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Kansas                                    fwolfe@arthritis-research.org
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