Dear Kathrin,
looks like you have too many WM effects in your analysis because no absolute threshold (recommended value 0.1..0.2) was used to restrict your GM analysis to GM only.
Regards,
Christian
--
____________________________________________________________________________
Christian Gaser, Ph.D.
Assistant Professor of Computational Neuroscience
Department of Psychiatry
Friedrich-Schiller-University of Jena
Jahnstrasse 3, D-07743 Jena, Germany
Tel: ++49-3641-934752 Fax: ++49-3641-934755
e-mail: [log in to unmask]
http://dbm.neuro.uni-jena.de
On Wed, 30 Jun 2010 11:01:54 +0100, <Kathrin> <Cohen_Kadosh> <[log in to unmask]> wrote:
>Dear SPMers,
>
>I have been trying to do a VMB analysis comparing 4 different age groups, but the results look really weird for the main effect of age group. As suggested in a previous post, I have tried coregistering the T1s, but the results are comparable.
>
>Any suggestions would be much appreciated!
>
>Thanks,
>Kathrin
>
>
>
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