st: Re: comparing OR (coefficients) across equations

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

Ricardo,

According to the Statalist archives you have asked this question before 
(30/Aug/04) and received several informed replies.

http://www.stata.com/statalist/archive/2004-08/msg00870.html

Did I miss something?

Rafa
________________________
R.E. De Hoyos
Faculty of Economics
University of Cambridge
CB3 9DE, UK
<red29@cam.ac.uk>


----- Original Message ----- 
From: "Ricardo Ovaldia" <ovaldia@yahoo.com>
To: <statalist@hsphsun2.harvard.edu>
Sent: Monday, November 01, 2004 6:43 PM
Subject: st: comparing OR (coefficients) across equations



> Dear _all
> I though I read something about this subject on
> statalist but I could not find it in the archives.
>
> I have fitted two logistic regression models using the
> same control population and covariates on two
> different groups of cancer patients. I am interested
> in comparing the OR obtained for smoking in the two
> models. They were both significant at 0.05, but I want
> to test if they are the same for the two models.
>
> Anyway to do this in Stata?
>
> Thank you in advance,
> Ricardo.
>
> =====
> Ricardo Ovaldia, MS
> Statistician
> Oklahoma City, OK
>
>
>
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