Re: [Freesurfer] Question - multiple comparisons in FS versus SPSS

2017-05-24 Thread Noordermeer, S.D.S.
mei 2017 15:30 To: freesurfer@nmr.mgh.harvard.edu Subject: Re: [Freesurfer] Question - multiple comparisons in FS versus SPSS I think you're first statement is accurate. On 5/24/17 1:45 AM, Noordermeer, S.D.S. wrote: > Thank you for your answer! I already thought so, but it is good to

Re: [Freesurfer] Question - multiple comparisons in FS versus SPSS

2017-05-24 Thread Douglas Greve
> Van: freesurfer-boun...@nmr.mgh.harvard.edu > [freesurfer-boun...@nmr.mgh.harvard.edu] namens Douglas N Greve > [gr...@nmr.mgh.harvard.edu] > Verzonden: woensdag 24 mei 2017 0:05 > Aan: freesurfer@nmr.mgh.harvard.edu > Onderwerp: Re: [Freesurfer] Question - multip

Re: [Freesurfer] Question - multiple comparisons in FS versus SPSS

2017-05-23 Thread Noordermeer, S.D.S.
@nmr.mgh.harvard.edu Onderwerp: Re: [Freesurfer] Question - multiple comparisons in FS versus SPSS The ROI vs voxel-wise differences can come from a lot of places. When you do an ROI analysis, you get a lot of averaging so the noise can be expected to be much less than voxel-wise. If your effect is large

Re: [Freesurfer] Question - multiple comparisons in FS versus SPSS

2017-05-23 Thread Douglas N Greve
t which add up for the region to a larger > (significant) difference? > > Thank you again! > > Best, > > Siri > > *From:*Elijah [mailto:elijah...@gmail.com] *On Behalf Of *Elijah Mak > *Sent:* dinsdag 23 mei 2017 11:52 > *To:* Freesurfer support list; Noordermeer,

Re: [Freesurfer] Question - multiple comparisons in FS versus SPSS

2017-05-23 Thread Noordermeer, S.D.S.
support list; Noordermeer, S.D.S. Subject: Re: [Freesurfer] Question - multiple comparisons in FS versus SPSS Hi Siri, Are you trying to overlay the p value associated with each region on the fsaverage surface? This may help: http://www.mail-archive.com/freesurfer@nmr.mgh.harvard.edu/msg50465.html

Re: [Freesurfer] Question - multiple comparisons in FS versus SPSS

2017-05-23 Thread Elijah Mak
Hi Siri, Are you trying to overlay the p value associated with each region on the fsaverage surface? This may help: http://www.mail-archive.com/freesurfer@nmr.mgh.harvard.edu/msg50465.html Best Wishes, Elijah  Dr. Elijah Mak, Research Associate Department of Psychiatry,  Old Age Psychiatry Gro

Re: [Freesurfer] Question - multiple comparisons in FS versus SPSS

2017-05-23 Thread Noordermeer, S.D.S.
Dear Freesurfer experts, I haven't had the pleasure of receiving a response (yet), and was wondering whether that is because more information is needed? In addition to the general theoretical question, the second part of the question is as important to me: Is there is any way, known to you expe