Re: [Freesurfer] No cluster remains significant after multiple comparisons

2016-10-14 Thread Douglas Greve
It may be the case that the result are not significant. If you have an apriori region then you can analyze only in that region rather than doing a whole-brain analysis. That will make the result more significant. On 10/9/16 4:08 PM, Karamfil Bahchevanov wrote: Hello Freesurfer experts, I'm

[Freesurfer] No cluster remains significant after multiple comparisons

2016-10-09 Thread Karamfil Bahchevanov
Hello Freesurfer experts, I'm really struggling with my study. I have a 27 scans that I analyze in QDEC. Scans are from Siemens machine, mprage protocol, TR1620, TE 4.3, FOV 240*256, acq. matrix 232*256, slice thickness 0,9mm. After I enter model and have some initial significant clusters (thresho