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Table 1 Socio-demographic and clinical characteristics of the sample

From: Do girls with depressive symptoms exhibit more physical aggression than boys? A cross sectional study in a national adolescent 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