Re: [Freesurfer] white matter problem

2007-10-30 Thread Bruce Fischl
Hi Matt, I think this is because the extreme capsule is lost so it looks like the putamen borders cortical gray matter. We prevent the surface from deforming once it's adjacent to a subcortical structure to stop it from doing strange things. They editing the aseg.mgz and the wm.mgz so that the

Re: [Freesurfer] Qdec covariates

2007-10-30 Thread Doug Greve
The answer to the first question is yes, it will covary (or "regress out") for the continuous variable. For question #2, I also believe that the answer is yes, though Nick may be able to say definitively. doug Alexander Fornito wrote: Hi all, If i run a model in qdec that inludes 1 discrete