Oops. I forgot to include the link of the reply.
https://stat.ethz.ch/pipermail/r-help/2005-September/079837.html Sorry!

Regards,
Mike


On Wed, Jul 6, 2011 at 11:00 AM, Mike Cheung <mikewlcheung@gmail.com> wrote:

> Dear Vincenzo,
>
> You may refer to the following reply by Prof. Brian Ripley. There is
> another R package called metaSEM that can be used for univariate and
> multivariate meta-regression.
> http://courses.nus.edu.sg/course/psycwlm/internet/metaSEM/
>
> Regards,
> Mike
> --
> ---------------------------------------------------------------------
>  Mike W.L. Cheung               Phone: (65) 6516-3702
>  Department of Psychology       Fax:   (65) 6773-1843
>  National University of Singapore
>  http://courses.nus.edu.sg/course/psycwlm/internet/
> ---------------------------------------------------------------------
>
>
> On Tue, Jul 5, 2011 at 11:39 PM, Vincenzo Barbaro <
> vincenzo.barbaro1982@gmail.com> wrote:
>
>> Dear all,
>>
>> I'm trying to run a multilevel meta-regression. The dependent variable
>> consists in regression coefficients.
>> I need to restrict the residual variance to 1, and I can't figure it out.
>>
>> multivariate.r.studies=try(lme(effect.size~pred1+pred2-1,random = list(
>> study =pdDiag( ~ pred1 +
>>
>> pred2-1)),weights=varFixed(~(1/weights.a)),control=list(msMaxIter=400000000),data=data.h,method="REML"),silent=T)
>>
>> I thank you all.
>>
>> Best regards
>>
>>                                               Vincenzo Barbaro
>>
>>        [[alternative HTML version deleted]]
>>
>> _______________________________________________
>> R-sig-mixed-models@r-project.org mailing list
>> https://stat.ethz.ch/mailman/listinfo/r-sig-mixed-models
>>
>
>
>
>

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