RE: st: forcing variables into a stepwise logistic regression

["Vincenzo Verardi" <vincenzo_verardi@hotmail.com>]

Hello, try:

sw logistic mort30 (var1 var2) varX, lockterm1

hope this helps

Vincenzo

> From: "Cram, Peter" <peter-cram@uiowa.edu>
> Reply-To: statalist@hsphsun2.harvard.edu
> To: "'statalist@hsphsun2.harvard.edu'" <statalist@hsphsun2.harvard.edu>
> Subject: st: forcing variables into a stepwise logistic regression
> Date: Thu, 4 Mar 2004 15:40:21 -0600
>
> Dear Statalist,
>
> using the command:
>
> sw logistic mort30 var1 var2 varX, i can perform stepwise logistic
> regression.
>
> i can insure that var1 is included in my final model by doing:
> sw logistic mort30 var1 var2 varX, lockterm1
>
>
> but if i want to force both var1 and var2 into my model, the sw command 
> does
> not seem to allow this (e.g.
> sw logistic mort30 var1 var2 varX, lockterm1 lockterm2
>
> gives an error message.
>
>
> how can i force both var1 and var2 into my model and still do a stepwise
> regression.
>
> thanks,
>
> pete
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