It depends exactly how you triggered your paradigm. If you used the 
scanner to trigger the start of your stimulation, then you do not 
include the 6 sec when preparing your paradigm files.

doug

Dave Brohawn wrote:
> Hello,
>
> My name is David Brohawn, and I am one of Dr. Roffman's research assistants.
>
> We run the SIRP and N-Back memory tests with our subjects.
>
> We have specified for 3 dummy scans to take place at the beginning of each
> of these protocols, which takes 6 seconds of scanning time, respectively.
>
> When writing paradigm files in freesurfer, should we include a 6 second
> period to account for these dummy scans, or do we write the paradigm files
> not making any reference to the time elapsed during these dummy scans?
>
> Thanks,
>
> Dave
> _______________________________________________
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> Freesurfer@nmr.mgh.harvard.edu
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>
>
>   

-- 
Douglas N. Greve, Ph.D.
MGH-NMR Center
gr...@nmr.mgh.harvard.edu
Phone Number: 617-724-2358 
Fax: 617-726-7422

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