2014-10-14 17:50 GMT+02:00 Douglas N Greve <greve@nmr.mgh.harvard.edu>:

That call to aparcstats2table will give you the surface area. Use "-m
thickness". With this, it will report whatever you passed as the -t
option to mris_anatomical_stats (rh.pial_lgi in this case).

doug

On 10/13/2014 07:49 AM, elisa veronese wrote:
> Dear FreeSurfers,
>
> I'm facing a problem with the estimation of local gyrification index.
> I've already performed the analysis with QDEC and the insertion of the
> MEASURE1 = pial_lgi line in the .Qdecrc file, but I'd like to see if
> it is possible to use the /aparcstats2table /command in order to have
> more concise and easy-to-read results.
>
> From the QDEC GUI I've drawn a label in the temporal pole, and applied
> it to all my subjects (/mris_anatomical_stats -l rh.MR_TmpPole.label
> -t rh.pial_lgi -b -f s1/stats/rh.MR_TmpPole.stats s1 rh/)
>
> The problem is that when I call the
> /aparcstats2table --hemi rh --subjects s1 s2 ... --parc MR_TmpPole -t
> GI_MR_TmpPole.txt/
> /
> /
> I get a .txt file like this:
>
> rh.MR_TmpPole.arearh_rh.MR_TmpPole.label_arearh_WhiteSurfArea_area
> s1 6623.096171.8
> s2 6257.085247.3
> ...
>
> but I'm not sure what those numbers stand for. I'm afraid they have
> nothing to do with the gyrification index.
>
> Thank you,
>
> best
>
> elisa
>
>
> --
> Elisa Veronese - PhD
>
> /
> Research Unit on Brain Imaging and Neuropsychology (RUBIN)
> /
> /
> Inter-University Center for Behavioral Neurosciences (ICBN)
> University of Udine and University of Verona, Italy
> /
> ICBN Website: http://icbn.uniud.it/tiki-index.php
> /
>
> /
>
>
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--
Douglas N. Greve, Ph.D.
MGH-NMR Center
greve@nmr.mgh.harvard.edu
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Elisa Veronese - PhD

Research Unit on Brain Imaging and Neuropsychology (RUBIN)

Inter-University Center for Behavioral Neurosciences (ICBN)

University of Udine and University of Verona, Italy

ICBN Website: http://icbn.uniud.it/tiki-index.php