Re: [Freesurfer] Regressing out conditions of non-interest with selxavg3-sess

2018-05-23 Thread Mcnorgan, Christopher
Hi Doug, Thanks for the prompt reply to what was essentially a 2-part question. Data were processed in both fsaverage and native space for different reasons, which is why I suggested the possibility of surface space incongruency on at the end, which your reply seemed to make more likely. It

Re: [Freesurfer] Contrast interpretation - between-groups mean

2018-05-23 Thread Douglas N. Greve
So the maximum is positive, but the mean is negative? When you look at the uncorrected p-values, can you actually find this? My guess is that the cluster must be largely negative, so I would report that On 05/23/2018 03:52 PM, Pedro Rosa wrote: > External Email - Use Caution > > Dear

Re: [Freesurfer] Contrast interpretation - between-groups mean

2018-05-23 Thread Pedro Rosa
External Email - Use Caution Dear Doug, Many thanks. I ran the analysis with 'abs', 'pos' and 'neg' testing. All clusters (including the 'problematic' cluster on the medialorbitofrontal region) are present in 'abs' and 'neg' testing summaries, and not present in 'pos' testing

Re: [Freesurfer] Regressing out conditions of non-interest with selxavg3-sess

2018-05-23 Thread Douglas N. Greve
What you have described should work. The residuals will be in whatever space the analysis was made in (mkanalysis-sess). What ROI are you trying to get an average over? What are your mkanalysis-sess and mri_segstats commands? On 05/22/2018 10:26 PM, Mcnorgan, Christopher wrote: > Hi, > > I

Re: [Freesurfer] Statistical analyses

2018-05-23 Thread Douglas N. Greve
Do you mean gfeat? You can take the stack created by mris_preproc and use that as input, but you won't be able to do clusterwise correction for multiple comparisons On 05/21/2018 02:20 PM, Rosalia Dacosta Aguayo wrote: > > > Dear Experts, > > I would like to run statistical analyses with the

Re: [Freesurfer] -qcache in recon-all commnd

2018-05-23 Thread Alexopoulos, Dimitrios
External Email - Use Caution Any further advice on whether to include '-hippocampal-subfields-T1' flag in the rerun after manual edits? Jim "The materials in this email are private and may contain Protected Health Information. If you are not the intended recipient, be advised