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st: RE: Missing Value & Logistic regression


From   "Nick Cox" <n.j.cox@durham.ac.uk>
To   <statalist@hsphsun2.harvard.edu>
Subject   st: RE: Missing Value & Logistic regression
Date   Mon, 24 Nov 2003 13:11:50 -0000

After running the new model, re-run the old one 
with 

... if e(sample) 

i.e. 

xi:logistic esofago i.sexo1 i.edad3c
	i.estudi3c i.tipobeb2 i.fuma1  if e(sample) 

Nick 
n.j.cox@durham.ac.uk 

Xavi Barber

>          I'm doing  a logistic regression, and now i have 
> ajusted  by sex,
> age and others variables.
> 
>          My question is:
>                  My old model: xi:logistic esofago i.sexo1 i.edad3c
> i.estudi3c i.tipobeb2 i.fuma1  if fil_bebe==1
>                  My new model: xi:logistic esofago i.sexo1 i.edad3c
> i.estudi3c i.tipobeb2 i.fuma1  i.fumatipo if fil_bebe==1
> 
>                  but the problem is that FUMATIPO have 242 
> missing values.
> 
>                  I need to put the result in a typical 
> journal table -->
> Case - Control  ; Mean (stad. desv)  ; OR  IC(OR)
> 
>                  but, i can to compare the 1st model vs 
> then 2nd model??

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