R help - Apr 2000 - How to perform a stepwise selection of the best models for gee?

Hi,
How to perform a stepwise selection of the best models for gee?
Why can't step() do this job?
Thanks.

Sincerely Yours,
Jinn-Yuh Guh, M.D.
Dept. of Internal Medicine
Kaohsiung Medical College
100 Shi-Chuan 1st Road
Kaohsiung, Taiwan
FAX: 886-7-312-2810
e-mail: jyuh at mail.nsysu.edu.tw

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Jinn-Yuh Guh wrote:
> Hi,How to perform a stepwise selection of the best models for gee?Not
> sure what the best models for gee are...
>
> Why can't step() do this job?
> Have you import the stepwise function library?
> Use:
> > library( stepfun )
> to import the library in.
> >library( help = stepfun )
> to view the help file.
>
> Cheers,
>
> Ko-Kang Wang
> University of Auckland
> Auckland
> New Zealand
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>  Thanks. Sincerely Yours,
> Jinn-Yuh Guh, M.D.
> Dept. of Internal Medicine
> Kaohsiung Medical College
> 100 Shi-Chuan 1st Road
> Kaohsiung, Taiwan
> FAX: 886-7-312-2810
> e-mail: jyuh at mail.nsysu.edu.tw
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