st: Re: how to drop groups of variables at one time

["R.E. De Hoyos" <redeho@hotmail.com>]

drop _I*

Rafa

----- Original Message ----- 
From: "Suzy" <scott_788@wowway.com>
To: <statalist@hsphsun2.harvard.edu>
Sent: Saturday, October 30, 2004 3:24 PM
Subject: st: how to drop groups of variables at one time



> Dear Statlisters,
> I have stata v.8.2 intercooled. I created an interaction term using a 
> continuous predictor variable*3 category predictor variable. I then 
> included  the term into a logistic regression model. I received output 
> that essentially stated I had no more room. My matsize was at the limit 
> of 800 and I had set my memory to 100m and all my variables were 
> compressed. I now want to drop the dummy variables that I created using 
> the xi: and i. function. I have many of them and want to know an easy 
> command to drop many variables at once. I tried drop 
> i.variable/i.variable, but that doesn't work. However, if there is a way 
> for me to add more space than what I've already done, that would be 
> preferable.
> Thanks for any suggestions on this.
> Suzy
>
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