Sample characteristics
| Characteristics | Controls (N = 15) | ADHD (N = 16) |
|---|---|---|
| Sex M/F, no | 7/8 | 9/7 |
| Age female, average (SD) | 23.3 (±1.0) | 23.8 (±1.0) |
| Age males, average (SD) | 22.4 (±0.9) | 23.0 (±1.8) |
| Handedness, Right/left, no | 15/0 | 16/0 |
| Formal education, years | 16 | 16 |
| Intelligence-Full scale (WASI) | 114.7 (±8.7) | 116.5 (±7.9) |
| ADHD symptoms (average, SD) | ||
| K-SADS Inattention (current)* | 0.8 (±1.2) | 6.8 (±1.0) |
| K-SADS Hyperactivity/impulsivity (current)* | 1.0 (±1.0) | 5.4 (±2.4) |
| K-SADS global (current)* | 1.8 (±1.9) | 12.3 (±2.6) |
| K-SADS Inattention (past)* | 0.8 (±1.4) | 5.5 (±1.7) |
| K-SADS Hyperactivity/impulsivity (past) * | 0.8 (±1.5) | 5.2 (±2.4) |
| K-SADS global (past)* | 1.7 (±2.4) | 10.7 (±2.4) |
↵*Between group difference (independent sample t test, p < 0.001). SD, Standard deviation.