Table 1 Socio-demographic and clinical characteristics of the sample
Total | Girls | Boys | ||||
|---|---|---|---|---|---|---|
N = 6,677 | 100% | N = 3,402 | 51.0% | N = 3,275 | 49.0% | |
Age | 16.27 ± 0.83 | 16.29 ± 0.84 | 16.24 ± 0.83 | |||
Absenteeism | 1,139 | 17.5 | 557 | 16.4 | 582 | 17.8 |
Repeat school year | 2,837 | 42.5 | 1,399 | 41.1 | 1,438 | 43.9 |
Lifetime sexual abuse | 406 | 6.1 | 311 | 9.1 | 95 | 2.9 |
Family situation | ||||||
Mother’s educational level (at least Baccalauréat) | 3,069 | 46.0 | 1,500 | 44.1 | 1,569 | 47.9 |
Single-parent family | 996 | 14.9 | 545 | 16.0 | 451 | 13.8 |
Substance use | ||||||
Alcohol consumption (≥10 times per month) | 910 | 13.6 | 317 | 9.3 | 593 | 18.1 |
Cannabis use (at least one in lifetime) | 2,278 | 34.1 | 1,054 | 31.0 | 1,224 | 37.4 |
Depressive symptoms | ||||||
Mean score | 4.29 ± 3.26 | 4.74 ± 3.20 | 3.83 ± 3.27 | |||
No depressive symptoms (ADRS score <4) | 4,441 | 66.5 | 2,036 | 59.8 | 2,405 | 73.4 |
Subthreshold level of depressive symptoms (ADRS score = 4,5]) | 1,333 | 20.0 | 845 | 24.8 | 488 | 14.9 |
Clinically significant level of depressive symptoms (ADRS ≥6) | 572 | 8.4 | 388 | 11.4 | 184 | 5.6 |
Aggressive behaviors | ||||||
Physical aggressive behaviors | 2,278 | 34.1 | 829 | 24.4 | 1,449 | 44.2 |
Other antisocial behaviors | 6,102 | 91.4 | 3,258 | 95.8 | 2,844 | 86.8 |