| Cigarette use | Alcohol use | Ketamine use | MDMA use | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Girls (n = 121) n (%) | Boys (n = 311) n (%) | P value | Girls (n = 54) n (%) | Boys (n = 112) n (%) | P value | Girls (n = 28) n (%) | Boys (n = 23) n (%) | P value | Girls (n = 31) n (%) | Boys (n = 29) n (%) | P value |
Suicidal ideation | 63 (52.06) | 64 (20.58) | <0.001 | 26 (48.15) | 30 (26.79) | 0.006 | 13 (46.43) | 10 (38.46) | 0.712 | 12 (34.29) | 16 (44.44) | 0.264 |
Suicidal planning | 49 (40.50) | 60 (19.29) | <0.001 | 23 (42.59) | 25 (22.32) | 0.007 | 10 (33.33) | 8 (34.78) | 0.838 | 10 (28.57) | 12 (33.33) | 0.664 |
Suicidal attempts | 47 (38.84) | 39 (12.54) | <0.001 | 23 (42.59) | 19 (16.96) | <0.001 | 9 (47.37) | 5 (21.74) | 0.353 | 9 (25.71) | 9 (25.00) | 0.945 |