Work's for me:

summary(lmer(Reaction ~ Days + (Days|Subject), sleepstudy))@AICtab


On Wed, Apr 2, 2008 at 9:36 AM, Benjamin Polak <benjamin.polak@unisg.ch>
wrote:

> Thanks, but it doesn't work, I get the error message:
>
> 'no slot of name "AICtab" for this object of class "table"'
>
>
> On Wednesday, 2. April 2008 13:34, Henrique Dallazuanna wrote:
> > You've tried:
> >
> > tab <- smry@AICtab
> >
> > ?
> >
> > On Wed, Apr 2, 2008 at 7:59 AM, Benjamin Polak
> <benjamin.polak@unisg.ch> wrote:
> > > Hello everybody,
> > >
> > >  I have a problem with accessing class attributes. I think it
> > > might be due to namespace access restrictions or something
> > > similar, but I'm unable to figure it out, maybe someone knows the
> > > trick how to do it ...
> > >
> > >  I'm trying to extract some information from the summary object
> > > for a model fitted using the lmer function from the lme4 package:
> > >
> > >   smry <- summary(lmer(foo ~ bar ...))
> > >   tab <- attr(smry, "AICtab")
> > >   tab$AIC
> > >
> > >  When I run this code as a regular R script everything works
> > > fine, tab$AIC has the desired value. But when I try to run this
> > > code from within a package I wrote, tab$AIC is NULL.
> > >
> > >  I've tried adding "import(lme4)", "importClassesFrom(lme4)"
> > >  and "importMethodsFrom(lme4)" into the NAMESPACE file of my
> > > package, but it didn't help, tab$AIC is still NULL.
> > >
> > >  Thanks for any kind of hint!
> > >
> > >  Best Regards,
> > >  Ben
>
> ______________________________________________
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>



-- 
Henrique Dallazuanna
Curitiba-Paraná-Brasil
25° 25' 40" S 49° 16' 22" O

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