Table 1.
Demographic and clinical characteristics
| ADHD (n = 20) | Control (n = 20) | All (n = 40) | p-value | |
|---|---|---|---|---|
| Characteristic | ||||
| Number of males | 11 (55%) | 11 (55%) | 22 (55%) | 1.000 |
| Age (years) | 31.8 (7.9) 22–49 | 32.3 (7.9) 20–52 | 32.1 (7.8) 20–52 | .843 |
| Weight (kg) | 80.4 (14.0) 49–107.5 | 79.4 (11.16) 58–98 | 79.9 (12.5) | .373 |
| Height (cm) | 174.8 (8.1) 156–187 | 175.3 (10.3) 156–196 | 175.1 (0.9) | .213 |
| Smoking status, yes/no | 7/13 (35/65%) | 6/14 (30/70%) | 13/27 (32.5/67.5%) | .736 |
| BMI (kg/m2) | 26.2 (3.7) 19.5–32.7 | 25.7 (2.0) 21.9–28.9 | 26.0 (3.0) | .610 |
| Handedness | .198 | |||
| Right handed | 17 (85%) | 20 (100%) | 37 (92.5%) | |
| Left handed | 2 (10%) | 0 (0%) | 2 (5%) | |
| Ambidextrous | 1 (5%) | 0 (0%) | 1 (2.5%) | |
| Beck depression inventory, sum score | 9.9 (11.3) 0–40 | 1.4 (2.5) 0–9 | 5.7 (9.2) | <.0001 |
| WST_IQ | 107.3 (9.4) 95–133 | 106.9 (8.1) 92–122 | 107.1 (8.7) | .889 |
| WURS-K, sum score | 42.3 (9.5) 25–60 | 9.6 (8.5) 0–24 | 25.9 (18.8) | <.0001 |
| CAARS DSM-IV Inattention, T-score | 84.4 (6.7) 70–90 | 44.5 (8.6) 36–66 | 64.4 (21.6) | <.0001 |
| CAARS DSM-IV hyperactivity/ impulsivity, T-score | 74.8 (12.1) 54–90 | 43.1 (5.4) 35–54 | 58.9 (18.5) | <.0001 |
Annotations: Entries are means (±standard deviations) or numbers (%) and range
BMI body mass index, WST Wortschatztest; WURS-k Wender Utah rating scale, CAARS Conners’ Adult ADHD rating scales