|  | Response % | Non-response % |
---|---|---|---|
Child's gender | male | 50 | 49 |
 | female | 50 | 51 |
Child's mean age |  | 9.7 (± 1.4) | 9.7 (± 1.3) |
Ethnic background # | Dutch | 83 | 56 |
 | non-Dutch | 6 | 11 |
 | unknown | 10 | 33 |
Family composition # | two parents | 86 | 80 |
 | one parent | 9 | 10 |
 | other | 5 | 10 |
Parental employment | no paid job | 3 | NA* |
 | two parents with paid job | 53 |  |
 | one parent with paid job | 34 |  |
 | unknown | 9 |  |
Parental highest completed education | none or only primary (max. 8 yrs) | 3 | NA |
 | lower vocational (max. 12 yrs) | 25 |  |
 | higher vocational (max 16 yrs) | 31 |  |
 | university/higher professional (min. 17 yrs) | 35 |  |
 | unknown | 6 |  |
CBCL TPS score in clinical range | Â | 9 | Â |
Total | Â | n = 2041 | Â |