Table 1 Diagnostic Characteristics of the ADHD and Comparison Control Groups
| Â | ADHD | n | Controls | n | F (1, 77) |
|---|---|---|---|---|---|
Age | 15.6 (1.4) | 44 | 15.4 (1.5) | 34 | 0.24 |
Standardized Measures | Â | Â | Â | Â | Â |
Estimated VIQ | 105.5 (10.6) | 44 | 109.9 (10.0) | 34 | 3.48 |
Estimated PIQ | 101.6 (11.2) | 44 | 106.4 (11.3) | 34 | 3.45 |
Estimated FSIQ Score | 104.1 (10.1) | 44 | 109.4 (10.2) | 34 | 5.20* |
Auditory Working Memory Scaled Score | 9.6 (3.5) | 44 | 11.9 (2.5) | 34 | 10.35** |
Visual-Spatial Working Memory Scaled Score | 9.2 (3.4) | 44 | 11.3 (2.7) | 34 | 8.41** |
Diagnostic Characteristics from Conners Ratings | Â | Â | Â | Â | Â |
Parent | Â | Â | Â | Â | Â |
Inattention T-score | 73.2 (10.1) | 43 | 49.3 (6.8) | 32 | 134.25*** |
Hyperactivity/Impulsivity T-score | 72.7 (12.0) | 43 | 51.6 (7.8) | 32 | 74.85*** |
Teacher | Â | Â | Â | Â | Â |
Inattention T-score | 70.9 (14.8) | 37 | 49.7 (9.9) | 28 | 42.97*** |
Hyperactivity/Impulsivity T-score | 65.4 (16.3) | 37 | 51.1 (9.2) | 28 | 17.29*** |