Re: [Freesurfer] Extremely small numbers of extracted pial surface area

2016-03-19 Thread Karl Liu
Dear Freesurfer experts, I am reposting my question from early this week since it is not answered. Any help much appreciated. My question is about the measure of pial surface area. Following a group comparison and correction in QDEC, I found a significant cluster (size: 760mm^2) when

Re: [Freesurfer] Extremely small numbers of extracted pial surface area

2016-03-15 Thread Karl Liu
Thank you for your comment, Bruce. Regardless of technical issues, I am still troubled by the small magnitude of extracted value of pial surface area. Following group comparison and correction in QDEC, there is a significant cluster (size: 760 mm^2). In order to make a bar group of group means,