Gender (% male) | 55.3 |
Age (yrs; mean ± SD) | 13.9 ± 1.6 |
Nationality (% Belgian) | 97.2 |
Living environment (%) | |
Rural area | 10.0 |
Semi-urban area | 76.1 |
Urban area | 13.9 |
Socio-economic status (SES) (%) | |
Lower SES (both parents completed only primary or secondary education) | 21.3 |
Higher SES (at least one parent completed tertiary education) | 78.7 |
Grade (%) | |
1st year of secondary school | 42.1 |
2nd year of secondary school | 11.9 |
3rd year of secondary school | 27.1 |
4th year of secondary school | 18.9 |
Educational typea (%) | |
General studies | 61.6 |
Technical studies | 27.9 |
Occupational studies | 10.5 |
Bicycle ownership (%) | 96.6 |
No cycling for transport past week (%) | 19.0 |
Cycling for transport among those who cycled in the past week (minutes/week; median) | 120 |