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ok, now it's much more clear. Thanks a lot!

Sara



On 9 June 2015 at 16:33, H. Nebl <[log in to unmask]> wrote:

> It's a general finding, see attachments. If you want to replicate the
> finding with your own data, look at a very small cluster with just a few
> voxels and no other sig. voxels attached. Define different VOIs with
> different radii. As long as you don't cut off any sig. voxels the
> uncorrected cluster p value remains the same, but the corrected cluster p
> values are adjusted.
>
> > I should only look a the FWE corrected value, am I right?
> The idea of SVC is to adjust corrected statistics according to the
> (smaller) volume of interest. Which means:
> - If you apply a SVC on cluster level you MUST report corrected cluster p
> values.
> - If you apply a SVC on voxel level you MUST look at corrected voxel p
> values.
> Otherwise it's not a SVC in the sense it was invented.
>
>