on 14/04/2004 12:01, roger webb at [email protected] wrote:
> I've found that the problems encountered in trying to fit log-binomial
> models (using either 'binreg' or 'glm link(log) family(binomial)') can
> be overcome by using the 'modified' Poisson regression approach
> proposed by Zou (Am J Epidemiol 2004; 159: 702-706).
And see also
Alternatives for logistic regression in cross-sectional studies: an
empirical comparison of models that directly estimate the prevalence ratio
http://www.biomedcentral.com/1471-2288/3/21
The paper from Barros and Hirakata, which includes the Stata code for each
of the models, is free (another cheer for open-access publishing) as against
the 35 bucks that the Am J Epidemiol want in order for us to access research
that the taxpayer has already paid for once...
Ronan M Conroy ([email protected])
Lecturer in Biostatistics
Royal College of Surgeons
Dublin 2, Ireland
+353 1 402 2431 (fax 2764)
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