Logistic regression analysis estimating the additional variance explained in lifetime suicide attempts by lifetime homelessness net of other variables in the nationally representative sample of adults
| Variables | Model 1: Known factors related to suicide | Model 2: Model 1+homeless history | ||||
| Coefficient | OR (95% CI) | P value | Coefficient | OR (95% CI) | P value | |
| Age | −0.02 | 0.98 (0.98 to 0.98) | <0.001 | −0.02 | 0.98 (0.98 to 0.98) | <0.001 |
| Sex: male | −0.53 | 0.59 (0.59 to 0.59) | <0.001 | −0.56 | 0.57 (0.57 to 0.57) | <0.001 |
| Marital status: never married | −0.24 | 0.79 (0.79 to 0.79) | <0.001 | −0.23 | 0.79 (0.79 to 0.80) | <0.001 |
| Annual personal income | −0.05 | 0.96 (0.96 to 0.96) | <0.001 | −0.04 | 0.96 (0.96 to 0.96) | <0.001 |
| Social support | −0.43 | 0.65 (0.65 to 0.65) | <0.001 | −0.40 | 0.67 (0.67 to 0.67) | <0.001 |
| Number of medical conditions | 0.11 | 1.11 (1.11 to 1.11) | <0.001 | 0.10 | 1.11 (1.11 to 1.11) | <0.001 |
| Lifetime mental health disorders | ||||||
| Major depressive disorder | 1.36 | 3.89 (3.53 to 3.55) | <0.001 | 1.36 | 3.89 (3.88 to 3.90) | <0.001 |
| Bipolar disorder | 1.27 | 3.54 (3.53 to 3.55) | <0.001 | 1.25 | 3.49 (3.48 to 3.50) | <0.001 |
| Post-traumatic stress disorder | 0.50 | 1.64 (1.64 to 1.64) | <0.001 | 0.50 | 1.64 (1.64 to 1.64) | <0.001 |
| Generalised anxiety disorder | 0.03 | 1.03 (1.03 to 1.03) | <0.001 | 0.01 | 1.01 (1.01 to 1.01) | <0.001 |
| Borderline PD | 0.90 | 2.46 (2.46 to 2.47) | <0.001 | 0.88 | 2.41 (2.41 to 2.42) | <0.001 |
| Schizotypal PD | 0.07 | 1.07 (1.07 to 1.07) | <0.001 | 0.05 | 1.05 (1.05 to 1.05) | <0.001 |
| Antisocial PD | 0.59 | 1.80 (1.79 to 1.80) | <0.001 | 0.45 | 1.57 (1.57 to 1.58) | <0.001 |
| Any psychosis | 1.09 | 2.97 (2.96 to 2.98) | <0.001 | 1.07 | 2.90 (2.89 to 2.91) | <0.001 |
| Lifetime substance use disorders | ||||||
| Tobacco | 0.43 | 1.53 (1.53 to 1.54) | <0.001 | 0.39 | 1.48 (1.48 to 1.48) | <0.001 |
| Alcohol | 0.36 | 1.43 (1.43 to 1.44) | <0.001 | 0.33 | 1.40 (1.39 to 1.40) | <0.001 |
| Cannabis | −0.04 | 0.96 (0.96 to 0.96) | <0.001 | −0.06 | 0.95 (0.94 to 0.95) | <0.001 |
| Sedatives | 0.38 | 1.46 (1.46 to 1.47) | <0.001 | 0.38 | 1.46 (1.45 to 1.46) | <0.001 |
| Heroin | 0.27 | 1.31 (1.30 to 1.32) | <0.001 | 0.21 | 1.23 (1.23 to 1.24) | <0.001 |
| Other opioids | 0.10 | 1.10 (1.10 to 1.11) | <0.001 | 0.08 | 1.09 (1.08 to 1.09) | <0.001 |
| Cocaine | 0.35 | 1.41 (1.41 to 1.42) | <0.001 | 0.29 | 1.34 (1.33 to 1.35) | <0.001 |
| Other stimulants | 0.14 | 1.15 (1.15 to 1.15) | <0.001 | 0.08 | 1.08 (1.08 to 1.09) | <0.001 |
| Club drugs | −0.41 | 0.66 (0.66 to 0.67) | <0.001 | −0.37 | 0.69 (0.69 to 0.69) | <0.001 |
| Hallucinogens | 0.32 | 1.38 (1.37 to 1.39) | <0.001 | 0.36 | 1.43 (1.43 to 1.44) | <0.001 |
| Any lifetime homelessness | / | 0.67 | 1.96 (1.95 to 1.96) | <0.001 | ||
PD, personality disorder.