Table 1

Child Behaviour Checklist (CBCL) scores after ASO compared to normal children

CBCL assessed by parentsScore*Frequency in normal children (%)†Frequency in group A (%)‡p value§Frequency in group B (%)‡p value§
*Scores <60, <67, and >33, resp. = no problems; scores 60–63, 67–70, and 30–33, resp. = borderline problems; scores >63, >70, and <30 = striking problems. †n = 2856, according to Achenbach.14
‡Group A: total group of 60 children; group B: subgroup of 54 children without severe neurological damage.
§Calculated by comparison of frequencies versus normal children, p values uncorrected.
Internalising problems<608465 0.000563 0.0003
60–63678
>63102829
Externalising problems<608472 0.00672 0.001
60–6361716
>63101112
Social problems<679589 0.000190 0.0001
67–70300
>7021110
Attention problems<679587 0.0586 0.03
67–70378
>70266
Total behavioural problems<608463 0.000161 0.0001
60–63676
>63103033
Social involvement<30215<0.00014>0.2
30–33334
>33958292
School performance<3028 0.00050 0.001
30–3331014
>33958286
Total competence<30215<0.00014>0.2
30–33320
>33958396