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st: RE: AW: Re: AW: prediction after fitting a multi level model with xtmixed


From   "Lachenbruch, Peter" <Peter.Lachenbruch@oregonstate.edu>
To   <statalist@hsphsun2.harvard.edu>
Subject   st: RE: AW: Re: AW: prediction after fitting a multi level model with xtmixed
Date   Wed, 6 May 2009 15:46:47 -0700

Could be an expensive proposition for Megan if it's $1 per statalist subscriber :-) 

Tony

Peter A. Lachenbruch
Department of Public Health
Oregon State University
Corvallis, OR 97330
Phone: 541-737-3832
FAX: 541-737-4001


-----Original Message-----
From: owner-statalist@hsphsun2.harvard.edu [mailto:owner-statalist@hsphsun2.harvard.edu] On Behalf Of Martin Weiss
Sent: Wednesday, May 06, 2009 1:04 PM
To: statalist@hsphsun2.harvard.edu
Subject: st: AW: Re: AW: prediction after fitting a multi level model with xtmixed


<> 

Was this really intended for public consumption?



HTH
Martin


-----Ursprüngliche Nachricht-----
Von: owner-statalist@hsphsun2.harvard.edu
[mailto:owner-statalist@hsphsun2.harvard.edu] Im Auftrag von Megan Andrew
Gesendet: Mittwoch, 6. Mai 2009 21:54
An: statalist@hsphsun2.harvard.edu
Betreff: st: Re: AW: prediction after fitting a multi level model with
xtmixed

Okay, I'll stop by tomorrow afternoon then with the money I owe you guys. 
Hopefully I will know by Friday whether I will have more coding for you.

Megan

----- Original Message ----- 
From: "Martin Weiss" <martin.weiss1@gmx.de>
To: <statalist@hsphsun2.harvard.edu>
Sent: Wednesday, May 06, 2009 2:49 PM
Subject: st: AW: prediction after fitting a multi level model with xtmixed


><>
>
> On -xtmixed- you always want to take into account
> http://www.stata.com/meeting/fnasug08/gutierrez.pdf
>
> Seems to me I can get a prediction for the weight of those pigs in -h
> xtmixed- after 2 and a half weeks, although measurements were taken only
> weekly...
>
> *************
> webuse pig, clear
> xtmixed weight week || id:
> adjust week=2.5, xb
> *************
>
>
>
> HTH
> Martin
>
> -----Ursprüngliche Nachricht-----
> Von: owner-statalist@hsphsun2.harvard.edu
> [mailto:owner-statalist@hsphsun2.harvard.edu] Im Auftrag von W.O.Johnson
> Gesendet: Mittwoch, 6. Mai 2009 19:31
> An: statalist@hsphsun2.harvard.edu
> Betreff: st: prediction after fitting a multi level model with xtmixed
>
> I have fitted a random effect and coefficient multi-level model to some
> infant growth (weight) data, using xtmixed. I have used the model to fit
> growth trajectories between 0-1yr. I want to predict each individuals
> weights at ages where they don't have a measurement (i.e. what is each
> individuals weight at 0,3,6,9,12 months, understanding that most 
> individuals
> will not have a measurement at these ages). If anyone can help I will be
> very grateful.
>
> Will
>
>
>
> _________________________
>
> William. O. Johnson
> PhD Candidate
> Centre for Human Development & Ageing
> Department of Human Sciences
> Loughborough University
> Loughborough
> Leicestershire
> LE11 3TU
>
> t: +44 (0) 1509 228159
> e: W.O.Johnson@lboro.ac.uk
>
>
>
>
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