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Hello Mark, Thank you , I appreciate your help. Bedda On Fri, Jan 24, 2014 at 4:02 AM, Mark Jenkinson < [log in to unmask]> wrote: > Hi, > > It is fine to use this file. > Just take note of the value (intensity) in the voxel of interest and then > look in the $FSLDIR/data/atlases/JHU-tracts.xml > for a line where the index value is *one less than* the number you see in > FSLView. That is, if you see the number 4 in FSLView then you look for the > index 3 in this file, since in the xml file they start counting the indices > from 0 rather than 1. > > All the best, > Mark > > On 23 Jan 2014, at 20:23, Bedda Rosario <[log in to unmask]> wrote: > > > Hello, > > > > I have run several TBSS analysis on FA data, and I have used randomise > option to perform two sample t-tests. Now, I would like to determine which > tracts show a statistically significant difference between the groups. > > > > For this, I have created a mask image using the tbss_tfce_corrp_tstat > result image, everything that is above 0.95 there is a 1. Then, I > multiplied this mask by the JHU-ICBM-T2-1mm.nii.gz atlas to get the list of > tracts. > > > > However, when I checked the results there are other regions/tracts that > shows statistically significant differences between the groups but are not > part of this atlas. > > > > Is it okay to use the atlas JHU-ICBM-tracts-maxprob-thr0-1mm to find the > labels that are not included in the JHU-ICBM-T2-1mm.nii.gz atlas? > > > > If so, where I can find the list of white matter tract labels? > > > > I would appreciate any help. > > > > Thanks, > > Bedda >