[R] glmm for binomial data? (OT)
Andrew Perrin
clists at perrin.socsci.unc.edu
Tue Oct 29 15:08:23 CET 2002
I used glmmPQL to estimate multilevel (3-level) probit models. I can try
to dig up the code if you're interested.
Andy Perrin
----------------------------------------------------------------------
Andrew J Perrin - http://www.unc.edu/~aperrin
Assistant Professor of Sociology, U of North Carolina, Chapel Hill
clists at perrin.socsci.unc.edu * andrew_perrin (at) unc.edu
On Mon, 28 Oct 2002, Damien O. Joly wrote:
> A while ago (April 2002) there was a short thread on software for generalized
> linear mixed models.
>
> Since that time, has anyone written or found R code to use a glmm to analyze
> binomial data? I study CWD in white-tailed deer, and I'd like to do a
> similar analysis as Kleinschmidt et al. (2001, Am. J. Epidemiology 153:
> 1213-1221) used to assess control for spatial structure in malaria incidence
> in South Africa. They used SAS PROC MIXED in an iterative procedure with a
> poisson model, although due to widely varying sample sizes I'd prefer to
> treat my data as binomial (e.g., CWD pos or neg rather than number of CWD pos
> deer).
>
> Thanks,
>
> Damien
> --
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