Table 1. Means (±SD) of CBCL/4-18 Subscales and CBCL/4-18 Total Score.
| TD | ADHDa | z | p | |
|---|---|---|---|---|
| Withdrawn | 1.50 ± 1.50 | 2.50 ± 2.36 | 1.49 | .14 |
| Somatic Complaints | 0.69 ± 0.79 | 1.63 ± 1.84 | 1.90 | .06 |
| Anxious/Depressed | 1.73 ± 2.32 | 4.79 ± 4.42 | 2.97 | <.003 |
| Social Problems | 0.77 ± 1.03 | 3.46 ± 2.59 | 4.41 | <.0001 |
| Thought Problems | 0.31 ± 0.62 | 1.13 ± 2.07 | 1.61 | .11 |
| Attention Problems | 2.19 ± 2.33 | 6.21 ± 3.60 | 4.12 | <.0001 |
| Delinquent Rule-Breaking Behaviour | 1.12 ± 1.51 | 3.46 ± 3.02 | 3.23 | .002 |
| Aggressive Behaviour | 4.77 ± 4.25 | 13.50 ± 9.03 | 3.97 | <.0001 |
| Internalizing | 3.77 ± 3.57 | 8.50 ± 7.30 | 2.65 | .009 |
| Externalizing | 5.88 ± 5.35 | 16.96 ± 11.75 | 3.81 | .0002 |
| Total Problems | 14.65 ± 11.51 | 39.58 ± 26.44 | 3.99 | <.0001 |
Note. aN=24 because (i) two ADHD patients did not return questionnaires, and (ii) one had too many missing values; TD = Typical Development, ADHD = Attention-Deficit/Hyperactivity Disorder; z = z approximation of the Wilcoxon-Mann-Whitney test;