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st: Re: Multiple paired ttests


From   "jean ries" <ries@ires.ucl.ac.be>
To   statalist@hsphsun2.harvard.edu
Subject   st: Re: Multiple paired ttests
Date   Thu, 9 Sep 2004 00:34:38 +0200 (CEST)

Try the following:

forval i = 1/n {
     ttest x`i'mm == x`i'mf
}

cheers,

-- jean

> I have quite a number of variables named x1mm x2mm x3mm.... and x1mf
> x2mf x3mf....
>
> Now I want to run multiple ttest:
>
> ttest	X1mm==x1mf
> ttest x2mm==x2mf
>
> and so forth.
>
> How can I do this without typing each command over and over again?
>
> I suppose some looping as:
>
> foreach v of varlist x1mm-xnmm {
> 	ttest `v'== (but what here??)
>
> 	}
>
> Thank you in advance for your help
>
> Regards
>
> Per Ivar Kaaresen MD
> University of Tromsoe
> Norway

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