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RE: st: trend in ORs across ordered levels of a 3rd variable


From   Maarten buis <maartenbuis@yahoo.co.uk>
To   statalist@hsphsun2.harvard.edu
Subject   RE: st: trend in ORs across ordered levels of a 3rd variable
Date   Tue, 22 Apr 2008 15:30:20 +0100 (BST)

--- "Visintainer, Paul" <PAUL_VISINTAINER@NYMC.EDU> wrote:
> Maarten, your model tested the interaction term in the logit.  Am I
> right to assume that, in this situation, the Chow test and the logit
> test of the interaction term are accomplishing similar goals?

Yes, though I would not use -suest- in this case, because it is more
lines of code, and thus more opportunities for making a typo, your
readers are less likely to be familiar with it, and in this case it
doesn't do anything that can't be done with interactions. 

-- Maarten


-----------------------------------------
Maarten L. Buis
Department of Social Research Methodology
Vrije Universiteit Amsterdam
Boelelaan 1081
1081 HV Amsterdam
The Netherlands

visiting address:
Buitenveldertselaan 3 (Metropolitan), room Z434

+31 20 5986715

http://home.fsw.vu.nl/m.buis/
-----------------------------------------


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