Hi Rito we have a very nice new longitudinal stream you can use for this. Martin Reuter can fill you in on it. cheers, Bruce On Fri, 30 Oct 2009, Ritobrato Datta wrote:
> Hello All, > > I have processed about 100 datasets with recon-all (autorecon1, 2and 3) > > There are 50 subjects, each subject is scanned twice, 19 months apart. So > each subject acts as their own control. We only have structural data for > these subjects only MPRAGES, one per each scan. No functional data. > > What kind of structural morphometric analyses can I do using freesurfer ? I > mean if I want to see what has changed in each subject between the two > sessions ? > > For each session, we have other data like their blood pressure, gender, age, > ambient pressure, ambient temperature etc. For eg, there is a difference in > ambient temperature between the first and second scans and I want to see if > there is a structural morphometric change in each subject due to this > temperature change, can that kind of statistics be done with freesurfer ? How > do I remove the effect of other factors to see only the changes due to > temperature change ? > > I have never done this kind of an analyses before, so so maybe freesurfer > already has a pipe for this sort of analyses. I dont know. I am looking for > any guidance I can get. > > Please let me know. > > Thanks a lot, > > Rito > > > > Ritobrato Datta, Ph.D. > Post Doctoral Fellow > Department of Neurology > Center for Functional Neuroimaging > University of Pennsylvania School of Medicine > 3rd Floor Gates Building > 3400 Spruce St. > Philadelphia > Pa 19104 > > > > > _______________________________________________ > Freesurfer mailing list > Freesurfer@nmr.mgh.harvard.edu > https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer > > > _______________________________________________ Freesurfer mailing list Freesurfer@nmr.mgh.harvard.edu https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer
