--- Diego Bassani wrote:
> When I estimate two way interactions using xi3 and a mlogit model,
> the rrr option is:
>
> a) an Odds Ratio
> b) a Prevalence rate Difference
> c) a Risk-Density
>
> Since the betas are the deviance from the 'grand mean' of betas I am
> inclined to interpret it as a prevalence rate difference. I am
> seriously doubting myself on this one... any help?
A while ago Bobby Gutierrez wrote an extensive post on Statalist
on the issue of odds ratios or relative risk ratios in
multinomial logistic regression:
http://www.stata.com/statalist/archive/2005-04/msg00678.html
Hope this helps,
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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