Sample (N = 456) | ADHD Positive (n = 31) | ADHD Negative (n = 425) | |
Medical history | |||
Presence | 131 (28.8%) | 14 (45.1%) | 117 (27.5%) |
Absence | 325 (71.2%) | 17 (54.8%) | 308 (72.5%) |
History of traumatic brain injury | |||
Presence | 62 (13.6%) | 5 (16.1%) | 57 (13.4%) |
Absence | 394 (86.4%) | 26 (83.8%) | 368 (86.6%) |
Neurosurgical intervention | |||
Yes | 1 (1.5%) | 1 (3.2%) | 0 (0.0%) |
No | 61 (98.5%) | 30 (96.7%) | 31 (7.3%) |
Psychiatric history | |||
Yes | 3 (0.7%) | 0 (0.0%) | 3 (0.7%) |
No | 453 (99.3%) | 31 (100%) | 422 (99.3%) |
Psychoactive substances (n = 187) | |||
Yes | 187 (41%) | 17 (54.8%) | 170 (40.0%) |
No | 269 (59%) | 14 (45.1%) | 255 (60.0%) |
Consumption period (year) | |||
<5 years | 21 (11.4%) | 11 (35.4%) | 10 (2.4%) |
≥5 years | 55 (29.6%) | 6 (19.3%) | 49 (11.5%) |
Type of psychoactive substance | |||
Alcohol | 26 (74.28%) | 1 (50.0%) | 25 (75.75%) |
Tobacco | 7 (20.0%) | 1 (50.0%) | 6 (18.18%) |
Tramadol | 1 (2.85%) | 0 (0%) | 1 (3.03%) |
Cannabis | 1 (2.85%) | 0 (0%) | 1 (3.03%) |
Criminal record | |||
Yes | 50 (11.0%) | 25 (80%) | 25 (5.9%) |
No | 406 (89.0%) | 6 (19.3%) | 400 (94.1%) |