Hi Maria, yes, the example on the wiki is a simple “one sample group mean” (osgd). You can find examples with more than one group here:
https://surfer.nmr.mgh.harvard.edu/fswiki/FsgdExamples <https://surfer.nmr.mgh.harvard.edu/fswiki/FsgdExamples> Best, Martin > On 13 May 2017, at 00:24, Maria A Infante <minfa...@ucsd.edu> wrote: > > Hi, > I am interested in looking at groups differences (3 groups) in percent > thickness change. I want to use mri_glmfit to analyze but I am unclear on > what I should include on my fsgd file. Can you please provide an example? > > Also The example provided on the fswiki under Option mri_glmfit doesn't call > for an fsgd file. > > long_mris_slopes --qdec long.testretest.qdec \ > --meas thickness \ > --hemi lh \ > --sd $SUBJECTS_DIR \ > --do-pc1 --do-label \ > --generic-time \ > --fwhm 15 \ > --qcache fsaverage \ > --stack-pc1 lh.testretest.thickness-pc1.stack.mgh \ > --isec-labels lh.testretest.fsaverage.cortex.label > > mri_glmfit --osgm \ > --glmdir lh.testretest.thickness-pc1.fwhm15 \ > --y lh.testretest.thickness-pc1.stack.fwhm15.mgh \ > --label lh.testretest.fsaverage.cortex.label \ > --surf fsaverage lh > > > > _______________________________________________ > Freesurfer mailing list > Freesurfer@nmr.mgh.harvard.edu <mailto:Freesurfer@nmr.mgh.harvard.edu> > https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer > <https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer>
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