Smoking | | | | | | | |
Regular smoker | 472 | 21 (4.5%) | 0.20 (0.11 to 0.36) | * | 71 (15.0%) | 1.80 (1.09 to 2.96) | * |
Occasional smoker† | 790 | 178 (22.5%) | 0.87 (0.66 to 1.15) | | 49 (6.2%) | 0.98 (0.62 to 1.53) | |
Non-smoker | 936 | 234 (25%) | 1.00 | | 50 (5.3%) | 1.00 | |
Alcohol | | | | | | NIC | |
Heavy users | 397 | 49 (12.3%) | 1.28 (0.95 to 1.72) | | | | |
Users | 1285 | 283 (22.0%) | 0.92 (0.55 to 1.53) | | | | |
Non-users | 548 | 113 (20.6%) | 1.00 | | | | |
Breakfast eating | | | | | | | |
Once a week | 274 | 13 (4.7%) | 0.39 (0.23 to 0.67) | * | 14 (5.1%) | 2.55 (1.64 to 3.97) | * |
3–4 times a week | 283 | 25 (8.8%) | 0.76 (0.50 to 1.14) | | 13 (4.6%) | 0.94 (0.52 to 1.70) | |
Every morning | 1670 | 213 (12.6%) | 1.00 | | 60 (3.4%) | 1.00 | |
School type | | | | | | | |
Vocational school | 885 | 107 (12.1%) | 0.46 (0.34 to 0.64) | * | 94 (10.6%) | 1.65 (1.04 to 2.62) | * |
Other alternatives‡ | 194 | 16 (8.3%) | 0.40 (0.22 to 0.75) | * | 24 (12.4%) | 1.40 (0.67 to 2.92) | |
Gymnasium | 1139 | 318 (27.9%) | 1.00 | | 54 (4.7%) | 1.00 | |
School grade | | | | | | | |
Worse than average | 62 | 1 (1.6%) | 0.38 (0.09 to 1.53) | | 11 (17.7%) | 1.86 (0.74 to 4.64) | |
Other alternatives§ | 1808 | 353 (20%) | 1.26 (0.90 to 1.76) | | 142 (8.0%) | 0.89 (0.50 to 1.59) | |
Better than average | 323 | 88 (27.2%) | 1.00 | | 15 (4.6%) | 1.00 | |
Father's socioeconomic status | | | NIC | | | | |
Lower level employee | 308 | | | | 27 (8.8%) | 1.78 (0.94 to 3.36) | |
Worker | 690 | | | | 63 (9.1%) | 1.46 (0.82 to 2.58) | |
Self employed | 174 | | | | 22 (12.6%) | 2.45 (1.25 to 4.80) | * |
Farmer | 189 | | | | 11 (8.6%) | 1.06 (0.45 to 2.43) | |
Upper level employee | 478 | | | | 7 (1.5%) | 1.00 | |
Mother's socioeconomic status | | | | | | NIC | |
Lower level employee | 1015 | 207 (20.4%) | 0.86 (0.59 to 1.23) | | | | |
Worker | 437 | 86 (19.7%) | 1.18 (0.74 to 1.88) | | | | |
Self employed | 98 | 19 (19.4%) | 0.25 (0.08 to 0.77) | * | | | |
Farmer | 160 | 27 (16.9%) | 0.75 (0.40 to 1.40) | | | | |
Upper level employee | 308 | 75 (24.3%) | 1.00 | | | | |
Own perception of current health | | | | | | | |
Poor¶ | 20 | 1 (5%) | 0.27 (0.04 to 1.51) | | 8 (40%) | 17.8 (5.64 to 56.7) | * |
Rather good or average | 1222 | 159 (13%) | 0.47 (0.37 to 0.61) | * | 130 (11%) | 2.16 (1.41 to 3.31) | * |
Very good | 1011 | 290 (28.7%) | 1.00 | | 38 (3.8%) | 1.00 | |
Body mass index | | | | | | NIC | |
26> | 82 | 11 (13.4%) | 2.71 (1.13 to 6.46) | | | | |
19–25 | 1813 | 335 (18.5%) | 2.40 (1.50 to 3.85) | | | | |
<18 | 244 | 27 (11.1%) | 1.00 | | | | |