SPM only reports the top 3 peaks in each cluster.
peak_nii will provide you with all the peaks (except those closer than
a specified distance).
Best Regards, Donald McLaren
=================
D.G. McLaren, Ph.D.
Research Fellow, Department of Neurology, Massachusetts General Hospital and
Harvard Medical School
Postdoctoral Research Fellow, GRECC, Bedford VA
Website: http://www.martinos.org/~mclaren
Office: (773) 406-2464
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On Tue, Sep 4, 2012 at 5:25 PM, keepmoon <[log in to unmask]> wrote:
> Hi everyone,
>
> I did VBM analysis using SPM8. I got statistical results with FDR
> correction. I got several clusters with significant differences between
> groups. One biggest cluster is from thalamu extending to inferior frontal,
> middle frontal and superior frontal gyrus. However, reported coordinates of
> peak values just include thalamus and inferior frontal yrus, although big
> significant regions are also in middle and superior frontal areas. It looks
> like some regions with significant differences after FDR correction(size is
> also big enough) are not reported in VBM analysis. I am not so clear how it
> works. Anyone could give a little explaination about this question?
>
> Thanks in advance!
>
> Karry
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