Among other alternatives, -statsby- springs 
to mind. 
Nick 
[email protected] 
Scott Merryman
 
> -return list- (or the reference manual [R] ttest) displays the saved
> results.  You will need to save of values you want after each 
> -ttest- as a
> scalar, macro, or a variable.
> 
> One way would:
> 
> sysuse auto, clear
> levelsof rep, local(levels)
> foreach l of loca levels {
> 	ttest mpg = 20 if rep == `l'
> 	scalar t_stat_`l' = r(t)
> }
> scalar list _all
Christoph Wolff
> > I am running several tests in Stata and I need to save the 
> results for
> > further calculations.
> > 
> > But how can I access the results of a test (e.g. the 
> t-value from a ttest)
> > and save them in a variable?
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