Logistic regression analysis estimating the additional variance explained in lifetime suicide attempts by lifetime homelessness net of other variables in the subsample of non-veterans
| 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 | −0.03 | 0.97 (0.97 to 0.97) | <0.001 | −0.02 | 0.99 (0.99 to 0.99) | <0.001 |
| Sex: male | −0.87 | 0.42 (0.42 to 0.42) | <0.001 | −0.54 | 0.59 (0.58 to 0.59) | <0.001 |
| Marital status: never married | −0.21 | 0.82 (0.81 to 0.82) | <0.001 | −0.20 | 0.82 (0.82 to 0.82) | <0.001 |
| Annual personal income | −0.07 | 0.94 (0.94 to 0.94) | <0.001 | −0.05 | 0.96 (0.96 to 0.96) | <0.001 |
| Social support | −0.68 | 0.51 (0.50 to 0.51) | <0.001 | −0.40 | 0.67 (0.67 to 0.68) | <0.001 |
| Number of medical conditions | −0.05 | 0.97 (0.97 to 0.97) | <0.001 | 0.11 | 1.12 (1.12 to 1.12) | <0.001 |
| Lifetime mental health disorders | ||||||
| Major depressive disorder | 1.41 | 4.10 (4.09 to 4.10) | <0.001 | 1.41 | 4.09 (4.09 to 4.10) | <0.001 |
| Bipolar disorder | 1.30 | 3.68 (3.67 to 3.69) | <0.001 | 1.29 | 3.63 (3.62 to 3.64) | <0.001 |
| Post-traumatic stress disorder | 0.50 | 1.65 (1.64 to 1.65) | <0.001 | 0.50 | 1.65 (1.64 to 1.65) | <0.001 |
| Generalised anxiety disorder | −0.04 | 0.96 (0.96 to 0.97) | <0.001 | −0.05 | 0.95 (0.95 to 0.96) | <0.001 |
| Borderline PD | 0.85 | 2.33 (2.32 to 2.33) | <0.001 | 0.82 | 2.28 (2.27 to 2.28) | <0.001 |
| Schizotypal PD | 0.09 | 1.09 (1.09 to 1.09) | <0.001 | 0.07 | 1.08 (1.07 to 1.08) | <0.001 |
| Antisocial PD | 0.53 | 1.70 (1.69 to 1.70) | <0.001 | 0.41 | 1.51 (1.51 to 1.51) | <0.001 |
| Any psychosis | 1.10 | 2.98 (2.98 to 3.00) | <0.001 | 1.08 | 2.95 (2.94 to 2.96) | <0.001 |
| Lifetime substance use disorders | ||||||
| Tobacco | 0.44 | 1.56 (1.56 to 1.56) | <0.001 | 0.41 | 1.51 (1.51 to 1.51) | <0.001 |
| Alcohol | 0.38 | 1.46 (1.46 to 1.46) | <0.001 | 0.36 | 1.43 (1.43 to 1.43) | <0.001 |
| Cannabis | −0.10 | 0.90 (0.90 to 0.90) | <0.001 | −0.12 | 0.89 (0.89 to 0.89) | <0.001 |
| Sedatives | 0.40 | 1.49 (1.49 to 1.50) | <0.001 | 0.40 | 1.49 (1.48 to 1.49) | <0.001 |
| Heroin | 0.17 | 3.81 (3.74 to 3.88) | <0.001 | 0.14 | 1.15 (1.14 to 1.15) | <0.001 |
| Other opioids | 0.13 | 1.14 (1.14 to 1.14) | <0.001 | 0.12 | 1.12 (1.12 to 1.13) | >0.05 |
| Cocaine | 0.39 | 1.48 (1.48 to 1.49) | <0.001 | 0.34 | 1.41 (1.40 to 1.41) | <0.001 |
| Other stimulants | 0.11 | 1.11 (1.11 to 1.12) | <0.001 | 0.05 | 1.05 (1.04 to 1.05) | <0.001 |
| Club drugs | −0.48 | 0.62 (0.62 to 0.62) | <0.001 | −0.44 | 0.64 (0.64 to 0.65) | <0.001 |
| Hallucinogens | 0.34 | 1.41 (1.40 to 1.42) | <0.001 | 0.39 | 1.48 (1.47 to 1.49) | <0.001 |
| Any lifetime homelessness | / | 0.61 | 1.83 (1.83 to 1.84) | <0.001 | ||
PD, personality disorder.