Table 2 Clinical and Demographic features of the Sample
|  | ASD+ | ASD- | ADHD | TD | Group effect | Post hoc Scheffé | |
|---|---|---|---|---|---|---|---|
| Â | (n = 20) | (n = 20) | (n = 20) | (n = 20) | F | p | Â |
No. (%) | Â | Â | Â | Â | Â | Â | Â |
Gender | Â | Â | Â | Â | 2.4 | 0.8 | Â |
-male | 19 (94.7) | 16 (80.0) | 19 (95.0) | 14 (70.0) | Â | Â | Â |
-female | 1 (5.3) | 4 (20.0) | 1 (5.0) | 6 (30.0) | Â | Â | Â |
Autism diagnosis | Â | Â | Â | Â | 0 | 1.0 | Â |
- Asperger syndrome | 15 (75.0) | 15 (75.0) | - | - | Â | Â | Â |
- High-functioning autism | 5 (25.0) | 5 (25.0) | Â | Â | Â | Â | Â |
ADHD subtype | Â | Â | Â | Â | 2.0 | 0.2 | Â |
- Combined s. | 7 (35.0) | - | 8 (40.0) | - | Â | Â | Â |
- Inattentive only s. | 11 (55.0) | Â | 11 (55.0) | Â | Â | Â | Â |
-Hyperactive/Impulsive s. | 2 (10.0) | Â | 1 (5.0) | Â | Â | Â | Â |
Comorbid ODD | 9 (45.0) | 6 (30.0) | 11 (55.0) | - | 1.3 | 0.3 | Â |
Mean (SD) | Â | Â | Â | Â | Â | Â | Â |
Age at testing (years) | 10.9 (3.1) | 14.3 (3.0) | 12.2 (2.0) | 13.1 (3.0) | 4.4 | 0.1 | ASD+ < ASD-** |
|  | (6.0–17.0) | (8.3–18.9) | (7.1–17.6) | (7.6–17.6) |  |  |  |
IQ | 103 (13.0) | 112 (17.7) | 98(13.4) | 113 (11.9) | 5.7 | 0.01 | ADHD < TD**, ASD-** |
Min-Max | (80–131) | (82–146) | (80–128) | (95–144) |  |  |  |