Variable | CC (n = 3) | CG (n = 13) | GG (n = 14) | FET | P | ||||
---|---|---|---|---|---|---|---|---|---|
No. | % | No. | % | No. | % | ||||
Age of onset (y) | Median (range) | 4.0 (4–5) | 5.0 (3–6) | 5.0 (2–6) | KW = 1.15 | 0.56 (NS) | |||
Type of ADHD | Hyperactive | 2 | 66.7 | 1 | 7.7 | 3 | 21.4 | 8.1 | 0.053 (NS) |
Inattentive | 1 | 33.3 | 1 | 7.7 | 3 | 21.4 | |||
Combined | 0 | 0.0 | 11 | 84.6 | 8 | 57.1 |