do I need to run long_mris_slopes on the --qdec.long table? the example is not for a longitudinal analysis. I have 2 time points and 3 groups.
M. Alejandra Infante, Ph.D. Postdoctoral Fellow UC San Diego Department of Psychiatry Adolescent Brain Cognitive Development (ABCD) Study ________________________________ From: freesurfer-boun...@nmr.mgh.harvard.edu [freesurfer-boun...@nmr.mgh.harvard.edu] on behalf of Martin Reuter [mreu...@nmr.mgh.harvard.edu] Sent: Sunday, May 14, 2017 1:14 PM To: Freesurfer support list Subject: Re: [Freesurfer] 2 stage model longitudinal data analysis 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 Best, Martin On 13 May 2017, at 00:24, Maria A Infante <minfa...@ucsd.edu<mailto: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
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