[R] Fitting Weighted Estimating Equations

[Henric Nilsson (Public)]

Den Fr, 2007-02-02, 06:43 skrev Abdus Sattar:
> Hello Everybody:
>
> I am searching for an R package for fitting Generalized Estimating
> Equations (GEE) with weights (i.e. Weighted Estimating Equations). From
> the R documentation I found "geese(geepack)" for fitting Generalized
> Estimating Equations. In this documentation, under the paragraph “weights”
> it has been written, “an optional vector of weights to be used in the
> fitting process. The length of weights should be the same as the number of
> observations. This weights is not (yet) the weight as in sas proc genmod,
> and hence is not recommended to use.” Now my question is, is there any
> other package you know that might allow me to fit GEE with weight option
> and the results would be same as SAS PROC GENMOD with weights? Any help

The `yags' function in the `yags' package (available from Prof Ripley's
CRAN extras) has got a `weights' argument, though I've never used it and
I've got no idea whether it corresponds to GENMOD's weights statement.


HTH,
Henric



> would be sincerely appreciated.
>
> Thank you very much.
>
> Sincerely,
>
> Abdus Sattar
> University of Pittsburgh
> Email: mas196 at pitt.edu
>
>
>
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