Dear Maarten (and Gutierrez indirectly):
yes, Bobby´s presentation helped me.
Indeed, I followed Bobby`s approach (which formerly I had some doubt in
using) and decided to use -... || county: || id: interactiongroupage...-,
instead of -...|| county: || id: age...-
Thank you for your hint and Gutierrez for the slides.
José Maria
Jose Maria Pacheco de Souza, Professor Titular (aposentado)
Departamento de Epidemiologia/Faculdade de Saude Publica, USP
Av. Dr. Arnaldo, 715
01246-904 - S. Paulo/SP - Brasil
fones (11)3061-7747; (11)3714-2403
fax (11)3714-2403
www.fsp.usp.br/~jmpsouza
----- Original Message -----
From: "Maarten buis" <[email protected]>
To: <[email protected]>
Sent: Monday, November 17, 2008 8:16 PM
Subject: Re: st: help for using xtmixed
...but the slides look very
interesting and applicable to your situation:
http://repec.org/fnasug2008/gutierrez.pdf
Hope this helps,
Maarten
--- josemaria <[email protected]> wrote:
:
I am using xtmixed to compare children growth of two groups...
... Please, is the -command xtmixed zscore age agesquared group
interactiongroupage interactiongroupagesquared || county: || id: age,
cov(unstructured) var- adequate?
José Maria
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