Re: [Freesurfer] Thickness problem

2019-12-20 Thread Greve, Douglas N.,Ph.D.
sig = -log10(p)*sign(contrast), so if p=.01, then sig=2. The sign(contrast) is the direction of the contrast On 12/19/2019 4:14 PM, Gwang-Won Kim wrote: External Email - Use Caution Hi Dr. Greve, Thank you for your comment. I compared cortical thickness bewteen two groups. I have a que

Re: [Freesurfer] Thickness problem

2019-12-19 Thread Gwang-Won Kim
External Email - Use CautionHi Dr. Greve, Thank you for your comment.I compared cortical thickness bewteen two groups. I have a question. What does the values mean in the "sig.table.dat" file (ex. 0.571)? Good luck,   -

Re: [Freesurfer] Thickness problem

2019-12-13 Thread Greve, Douglas N.,Ph.D.
Can you try running the ROI results with mri_glmfit? ie, if you ran aparcstats2table to get the ROI results you input to SPSS, then run mri_glmfit --table table.dat --fsgd g1v4.fsgd --C group.diff.mtx --glmdir table.g1v4.glmdir where table.dat is the result of aparcstats2table Then look at t

[Freesurfer] Thickness problem

2019-12-06 Thread Gwang-Won Kim
External Email - Use CautionHi there, I obtained results for right thickness using aparcstats2table.Then, ANCOVA was used to compared right thickness between two group (age, sex, edu, ICV as covariates)using SPSS. A group showed higher right thickness in the superior fr