Table 1

Demographic and clinical characteristics of the gamblers

N/mean (SD)Range
N female/male6/8
N smokers/nonsmokers4/10
COMT genotype
(Val/Val, Val/Met, Met/Met)		7/4/3
Age32.57 (9.03)20–47
YoE14.93 (1.86)12–18
SOGS10.79 (3.07)6–18
GRCSTotal 97.79 (14.08)76–116
BDI11.79 (7.89)0–27
AUDIT11.93 (6.40)2–20
BIS70.5 (9.62)50–88

  • SOGS, South Oaks Gambling Screen (Lesieur and Blume, 1987); GRCSTotal, Gambling-Related Cognitions Scale (Raylu and Oei, 2004); BDI, Beck Depression Inventory (Beck et al., 1996); AUDIT, Alcohol Use Disorders Identification Test (Saunders et al., 1993); BIS, Barratt Impulsivity Scale (Patton et al., 1995); YoE, years of education; COMT, catechol-O-methyltransferase.