TABLE 1.
Exclusionary criteria established in the study.
Exclusion criteria |
• Medical conditions affecting the normal cognitive functioning (hypothyroidism, diabetes, etc.) • History of neurological disorders or history of brain injury with loss of consciousness for longer than 20 min • History of diagnosed psychopathological disorders (axis I and II, according to DSM-IV-TR criteria) • SCL-90-R score > 90th percentile on Global Severity Index (GSI) or at least two symptomatic dimensions • Family history of major psychopathological disorders in first-degree relatives (clinically diagnosed by a professional) • Family history of first-degree alcoholism or substance abuse • Non-corrected sensory deficits and MRI contraindications • AUDIT scoresa > 20 at the start of the study • Regular consumption of substances with psychoactive effects (psycholeptics) • Use of illegal drugs (except occasional consumption of cannabis)b |
aAUDIT, Alcohol Use Disorders Identification Test.
bSubjects who consumed > 12 units over the last 90 days, or who regularly consumed cannabis (1 or more units per week), were not included.