Table 1 Sample characteristics (n = 28,105)
Characteristic | n (%) |
|---|---|
Gender | |
male | 13,171 (47) |
female | 13,243 (47) |
missing | 1691 (6) |
Education | |
lower secondary school | 16,746 (60) |
- grade 8 | 5754 (20) |
- grade 9 | 5565 (20) |
- grade 10 | 5365 (19) |
upper secondary school | 11,359 (40) |
- year 1 | 4528 (16) |
- year 2 | 3721 (13) |
- year 3 | 3085 (11) |