Re: [Freesurfer] Contrast matrix for PVR

2017-09-05 Thread Douglas N Greve
On 08/31/2017 02:30 PM, Martin Juneja wrote: > Hi experts, > > I have a follow up question: > In case I wanted to add another covariate in contrast matrix e.g. in > addition to age and gender if I want to add BMI as another covariate > in calculating correlation between volume and LGI (as menti

Re: [Freesurfer] Contrast matrix for PVR

2017-08-31 Thread Martin Juneja
Hi experts, I have a follow up question: In case I wanted to add another covariate in contrast matrix e.g. in addition to age and gender if I want to add BMI as another covariate in calculating correlation between volume and LGI (as mentioned in previous email), could you please confirm if followi

Re: [Freesurfer] Contrast matrix for PVR

2017-05-16 Thread Douglas Greve
The 2nd is the correct matrix On 5/15/17 12:36 PM, Sahil Bajaj wrote: Hi everyone, From FreeSurfer manual and discussion forum, I found that volume and LGI can be correlated using mri_glmfit command with -pvr flag. For that, my fsgd file has age, gender as covariates and the file is as fo