Table 2.

Demographic and psychometric data.

	Male (n = 33)	Female (n = 33)	p-value	Male (n = 31)	Female (n = 31)	p-value
	Mean ± SD	Mean ± SD		Mean ± SD	Mean ± SD
	Pregenual anterior cigulate cortex			Left cerebellar hemisphere
Age	35.76 ± 9.523 (range: 23–58)	35.48 ± 9.884 (range: 22–58)	0.909	36.48 ± 9.359 (range: 23–58)	36.29 ± 9.399 (range: 22–58)	0.936
IQ (Lehrl et al., 1995)	120.64 ± 16.695	120.67 ± 16.635	0.994	120.19 ± 16.672	120.61 ± 16.233	0.920
BDI (Hautzinger, 2006)	2.3045 ± 3.23478	2.3061 ± 3.59217	0.999	2.4210 ± 3.30358	2.3581 ± 3.67440	0.944
CAARS-Total (Conners, 1999)	38.18 ± 9.831	34.42 ± 6.906	0.077	38.03 ± 9.820	33.97 ± 5.523	0.050
Nicotine	1.0909 ± 2.87623	1.6364 ± 4.51953	0.561	1.1613 ± 2.95631	1.2903 ± 3.95132	0.885

Abbreviations: SD, standard deviation; IQ, intelligence quotient (measured by MWTB = “Mehrfachwahl-Wortschatz-Intelligenz-Test”); BDI, Beck depression inventory; CAARS, Conners' Adult ADHD Rating Scales. Nicotine: Consumption in cigarettes per day.