Table 1.

List of exclusion criteria with instruments.

Exclusion criterion	Instrument
Tobacco use	Fagerström test for nicotine dependence
Left-handedness	Edinburgh Inventory of Handedness
Current or past psychiatric diagnosis	MINI v5 (excluding “K”-scale, only filter-items)
Clinical high risk for psychosis	SIPS items P1-P5, cutoff value ≥ 3
Current (or past) drug abuse	Urine drug screening (MINI)
Current pregnancy	Urine pregnancy test
Other relevant medical conditions	Unstructured Interview
No concomitant medication	Unstructured Interview

MINI mini-international neuropsychiatric interview, SIPS structured interview for prodromal symptoms.