Table 1. Demographical and clinical data for the control, H/I-low and H/I-high group and statistical comparison (***p<.001).
| Controls | H/I-low | H/I-high | ANOVA | ||||
| (C) | (L) | (H) | F (2, 51) | Post Hoc Tests | |||
| N | 24 | 15 | 14 | ||||
| Demographical data | |||||||
| Age, years | 11.99 (1.54) | 12.56 (1.33) | 11.72 (1.33) | 1.4 | – | ||
| Boys | 75% | 80% | 93% | ||||
| IQ | 110 (14) | 106 (14) | 110 (14) | 0.5 | – | ||
| ADHD rating scale (FBB-HKS) | |||||||
| Total Score | 5.33 (3.33) | 25.87 (6.27) | 40.04 (7.16) | 191.7*** | C<L***, C<H***, L<H*** | ||
| Subscale Inattention | 3.46 (2.69) | 15.43 (5.17) | 17.75 (5.32) | 63.0*** | C<L***, C<H*** | ||
| Subscale Hyperactivity/Impulsivity | 1.88 (1.94) | 10.63 (3.19) | 22.29 (3.58) | 234.1*** | C<L***, C<H***, L<H*** | ||