Dear Michaël,
Yes, it's perfectly fine to include movement regressors in a PPI GLM.
Best regards,
Guillaume.
On 12/01/17 08:23, Mouthon Michaël wrote:
> Hello everyone,
> Is it a good idea to include the 6 movement regressors in a PPI GLM in addition to three classical regressors (PPI.pii, PPI.Y, PPI.P) ?
> The purpose is to remove artefact due to participant movement in the PPI correlation results but I don’t know if it is correct to use the motion regressors in the PPI model.
> Thank you in advance.
>
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Guillaume Flandin, PhD
Wellcome Trust Centre for Neuroimaging
University College London
12 Queen Square
London WC1N 3BG
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