From: ADHD characteristics: I. Concurrent co-morbidity patterns in children & adolescents
 |  | Male | Female | Total | Sig |
---|---|---|---|---|---|
 | n(%) | 247(72.2) | 95(27.8) | 342 | M > F, p=.000 |
AGE: | Â | Â | Â | Â | Â |
   mean(sd) |  | 10.0(3.1) | 10.6(3.3) | 10.1(3.2) | Ns |
   median |  | 9.3 | 9.9 | 9.4 |  |
   range |  | 6.0–18.9 | 6.1–17.8 | 6.0–18.9 |  |
ADDC | n(%) | 149(73.4) | 54(26.6) | 203(59.4) | M > F, p = 0.000 |
   age(sd) |  | 9.4(2.7) | 10.0(3.3) | 9.6(2.9) | Ns |
ADDI | n(%) | 69(65.1) | 37(34.9) | 106(31.0) | M > F, p = 0.000 |
   age(sd) |  | 11.6(3.6)1 | 11.7(3.0)1 | 11.7(3.4)1 | Ns |
ADDH | n(%) | 27(87.1) | 4(12.9) | 31(9.1) | M > F, p = 0.000 |
   age(sd) |  | 8.5(2.8) | 8.2(1.5) | 8.5(2.7) | Ns |
ADDN | n(%) | 2(100) | Â | 2(0.6) | Â |
   age |  | 12.0 |  | 12.0 |  |