Table 1 Sociodemographic and clinical background variables in the full sample, consisting of healthy controls and patients with amphetamine use disorder (AMPH), alcohol use disorder (AUD) and attention deficit hyperactive disorder (ADHD). Values are presented as mean (standard deviation) unless stated otherwise
|  | Full sample (n = 273) | Healthy controls (n = 113) | AMPH (n = 37) | AUD (n = 97) | ADHD (n = 26) |
|---|---|---|---|---|---|
Age | 45.5 (10.4) | 45.8 (11.5) | 44.4 (9.9) | 47.7 (7.6) | 36.9 (11.2) |
N (%) females | 109 (40.0%) | 47 (41.6%) | 0 (0%) | 45 (46.4%) | 17 (65.4%) |
School years a | 13.3 (3.3) | 16.2 (2.5) | 10.8 (3.2) | 13.8 (2.6) | 12.7 (2.1) |
Nicotine daily use | 40% | 11.5% | 86.5% | 60.0% | 26.9% |
OCDS total b | 15.5 (11.8) | 2.1 (2.5) | NA | 23.8 (6.4) | NA |
% drinking days c | 45 (34) | 13 (12) | NA | 72 (21) | NA |
% amphetamine use days | 9.9 (28) | 0 | 73 (35) | 0 | 0 |
MADRS-S d | 6.5 (6.6) | 3.0 (3.3) | NA | 7.6 (6.5) | 11.5 (8.3) |
ASRS total e | 25.8 (14.1) | 18.2 (9.0) | 41.5 (11.4) | 24.3 (12.5) | 39.2 (10.6) |
ASRS impulsivity f | 11.4 (6.3) | 10.1 (5.1) | NA | 10.4 (6.4) | 19.0 (5.3) |
ASRS inattention f | 11.6 (7.4) | 7.9 (4.9) | NA | 13.9 (7.1) | 20.2 (7.2) |
SSP impulsivity g | 16.3 (3.2) | 15.9 (2.8) | NA | 16.9 (3.6) | NA |
SSP social desirability g | 20.1 (2.6) | 20.6 (2.7) | NA | 19.4 (2.4) | NA |