Thanks.

Only for I quick check of my understanding, if I'm using:


FSGD File (g1v1.fsgd)

GroupDescriptorFile 1

Title OSGM

Class Main

Variables Age

Input subject1 Main 30

Input subject2 Main 40

.....


A) Contrast 1 (intercept.mtx) 1 0

B) Contrast 2 (slope.mtx) 0 1

Considering that my goal is to obtain a map reporting the significant clusters 
where the FC is positively/negatively associated with Age, is this contrast 
exact? Or it shows the clusters where la FC between seed and target regions is 
significant, regressing out the Age? This second case in not of my interest.
Please suggest a way to reach the first case.

Thanks


Stefano



> Il 5 febbraio 2018 alle 18.27 Douglas Greve <gr...@nmr.mgh.harvard.edu> ha 
> scritto:
> 
> 
>     If you have one class and two variables, then [0 1 0] and [0 0 1]
> 
> 
>     On 2/4/18 10:23 AM, std...@virgilio.it mailto:std...@virgilio.it wrote:
> 
>         > > 
> >         I would like to find where the functional connectivity is 
> > correlated to VARIABLE 1 regressing out the VARIABLE 2.
> > 
> >         How I should set my contrast.mtx?
> > 
> >         Thanks
> > 
> > 
> >         Stefano
> > 
> >             > > > Il 3 febbraio 2018 alle 19.57 Douglas Greve 
> > <gr...@nmr.mgh.harvard.edu> mailto:gr...@nmr.mgh.harvard.edu ha scritto:
> > > 
> > > 
> > > 
> > > 
> > >             On 2/2/18 7:47 AM, std...@virgilio.it 
> > > mailto:std...@virgilio.it wrote:
> > > 
> > >                 > > > > 
> > > >                 Hi list,
> > > > 
> > > >                 in reference to One Group (One Factor), Two Covariates
> > > > 
> > > >                 
> > > > https://surfer.nmr.mgh.harvard.edu/fswiki/Fsgdf1G2V#Contrast2age.mtx
> > > > 
> > > >                 that has been applied on FS-FAST fcMRI data
> > > > 
> > > >                 I obtain three folder, respectively, for "main", 
> > > > "covariate 1", "covariate 2".
> > > > 
> > > >                 What's meaning the sig.nii.gz that it is produced by 
> > > > mri_glmfit in each folder?
> > > >                 Please correct my conclusions if they are wrong.
> > > > 
> > > >                 1 - In the "Main" folder, the sig.nii.gz contains the 
> > > > results of One-sample t test regressing out the effect of the two 
> > > > covariates.
> > > > 
> > > >             > > > Correct
> > > 
> > >                 > > > > 
> > > >                 2 - In the "Covariate 1" folder, the sig.nii.gz 
> > > > contains the significant cluster that are associated with the covariate 
> > > > 1 regressing out the effect for the covariate 2.
> > > > 
> > > >             > > > Yes (and the main)
> > > 
> > >                 > > > > 
> > > >                 3 - In the "Covariate 2" folder, the sig.nii.gz 
> > > > contains the significant cluster that are associated with the covariate 
> > > > 2 regressing out the effect for the covariate 1.
> > > > 
> > > >             > > > Yes (and regressing out the main)
> > > 
> > >                 > > > > 
> > > >                 Thanks
> > > > 
> > > > 
> > > >                 Stefano
> > > > 
> > > > 
> > > > 
> > > > 
> > > > 
> > > >                 _______________________________________________
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> > > >                 
> > > > https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer
> > > > 
> > > >             > > > 
> > >         > > 
> > 
> >          
> > 
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