Characteristic | No. (%) * | Mean | SD | P-value ** |
---|---|---|---|---|
Age | ||||
Gender | ||||
Male | 327 (48.2%) | 12.5 | 8.4 | 0.005 |
Female | 347 (51.8%) | 10.8 | 7.7 | |
Ethnic background | ||||
Dutch | 553 (91.3%) | 11.3 | 7.8 | 0.034 |
Immigrant/minority | 53 (8.7%) | 13.7 | 8.5 | |
Family composition | <0.0001 | |||
Two parents | 558 (85.5%) | 10.9 | 7.7 | |
Single parent | 78 (11.9%) | 15.7 | 8.4 | |
Other | 17 (2.6%) | 13.8 | 7.1 | |
Highest parental education | 0.57 | |||
Only primary school (=8 years) | 21 (3.3%) | 11.9 | 5.7 | |
Lower vocational (=max. 12 years) | 182 (28.6%) | 11.3 | 7.7 | |
Higher vocational (=max. 16 years) | 196 (30.8%) | 11.0 | 7.3 | |
University/higher professional (17 years and over) | 238 (37.4%) | 12.0 | 8.8 | |
Parental employment status | 0.016 | |||
No paid employment | 38 (5.6%) | 15.1 | 11.7 | |
One parent with paid employment | 193 (28.6%) | 11.8 | 7.8 | |
Two parents with paid employment | 443 (65.7%) | 11.2 | 7.7 |