Table 3.
Risk of suicide by substance use disorder category, by gender
| Substance use disorder category | Odds ratioa | Adjusted odds (adjusted for age, education level, poverty level, Charlson index, psychiatric diagnoses) | ||||
|---|---|---|---|---|---|---|
| OR | CIb | p-value | aOR | CI | p-value | |
| Male only | ||||||
| Alcohol only | 11.7 | 9.6 14.3 | 0.001 | 4.6 | 3.7, 5.6 | 0.001 |
| Drug only | 8.2 | 6.1, 11.2 | 0.001 | 4.0 | 2.9, 5.4 | 0.001 |
| Tobacco only | 3.5 | 3.1, 4.1 | 0.001 | 1.8 | 1.6, 2.1 | 0.001 |
| Alcohol + drug | 14.5 | 10.1, 20.7 | 0.001 | 6.3 | 4.4, 9.0 | 0.001 |
| Alcohol + tobacco | 13.6 | 10.6, 17.5 | 0.001 | 5.5 | 4.2, 7.0 | 0.001 |
| Drug + tobacco | 10.4 | 6.8, 16.1 | 0.001 | 3.5 | 2.3, 5.4 | 0.001 |
| Alcohol + drug + tobacco | 19.5 | 13.9, 27.4 | 0.001 | 7.9 | 5.6, 11.1 | 0.001 |
| Female only | ||||||
| Alcohol only | 22.4 | 14.8, 34.00 | 0.001 | 10.7 | 6.3, 18.1 | 0.001 |
| Drug only | 13.9 | 8.5, 22.8 | 0.001 | 5.2 | 2.9, 9.1 | 0.001 |
| Tobacco only | 3.8 | 3.0, 4.9 | 0.001 | 2.5 | 1.9, 3.3 | 0.001 |
| Alcohol + drug | 34.3 | 17.3, 68.0 | 0.001 | 11.8 | 5.4, 25.8 | 0.001 |
| Alcohol + tobacco | 23.0 | 13.8, 38.3 | 0.001 | 6.5 | 3.6. 11.8 | 0.001 |
| Drug + tobacco | 32.9 | 17.6, 61.4 | 0.001 | 10.4 | 4.9, 22.0 | 0.001 |
| Alcohol + drug + tobacco | 53.5 | 27.4, 104.3 | 0.001 | 16.7 | 7.9, 35.3 | 0.001 |
aAll conditional logistic regression models are conditional on site
bCI denotes 95% confidence interval