Table 1. Separate Logistic Regression Analyses of Demographic and Clinical Factors Associated With SA+ Over 10 Years of Follow-up (N = 701).
| Variable | No. (%) | Wald χ2 | OR (95% CI) | |
|---|---|---|---|---|
| SA+ (n = 148) | SA− (n = 553) | |||
| Demographic variables | ||||
| Age, mean (SD) | 33.94 (7.8) | 32.45 (8.2) | 0.43 | 1.01 (0.99-1.03) |
| Female | 105 (70.9) | 342 (61.8) | 1.15a | 1.51 (1.02-2.23) |
| White | 109 (73.6) | 379 (68.5) | 1.44 | 0.78 (0.52-1.17) |
| Education (high school or less) | 50 (33.8) | 139 (25.1) | 4.40a | 1.52 (1.03-2.25) |
| Unemployed | 102 (68.9) | 331 (59.9) | 4.03a | 1.49 (1.01-2.19) |
| Relationship status (not partnered) | 108 (73.0) | 419 (75.8) | 0.49 | 1.16 (0.77-1.75) |
| Clinical variables, controlling for significant demographic variables above | ||||
| MDD | 117 (79.1) | 428 (77.4) | 0.13 | 1.09 (0.69-1.70) |
| PTSD | 70 (47.3) | 143 (25.9) | 17.87c | 2.30 (1.56-3.39) |
| Alcohol use disorder | 85 (57.4) | 197 (35.6) | 22.12c | 2.52 (1.71-3.70) |
| Substance use disorder | 80 (54.1) | 178 (32.2) | 23.04c | 2.61 (1.76-3.86) |
| CSA | 72 (51.4) | 139 (26.7) | 24.78c | 2.73 (1.84-4.06) |
| PD | ||||
| Paranoid | 24 (16.2) | 68 (12.3) | 0.86 | 1.28 (0.76-2.13) |
| Schizotypal | 19 (12.8) | 83 (15.0) | 0.57 | 0.81 (0.47-1.40) |
| Schizoid | 4 (2.7) | 20 (3.6) | 0.66 | 0.63 (0.21-1.91) |
| Borderline (DSM-IV) | 104 (70.3) | 141 (25.5) | 80.30c | 6.53 (4.33-9.85) |
| Borderline (without SIB) | 93 (62.8) | 133 (24.1) | 63.02c | 4.99 (3.35-7.41) |
| Histrionic | 3 (2.0) | 10 (1.8) | .001 | 1.02 (0.27-3.80) |
| Narcissistic | 8 (5.4) | 30 (5.4) | 0.15 | 1.17 (0.52-2.65) |
| Antisocial | 20 (13.5) | 32 (5.8) | 7.80b | 2.43 (1.30-4.53) |
| Avoidant | 85 (57.4) | 261 (47.2) | 3.73 | 1.44 (1.00-2.09) |
| Dependent | 13 (8.8) | 32 (5.8) | 0.58 | 1.31 (0.66-2.60) |
| Obsessive-compulsive disorder | 38 (25.7) | 240 (43.4) | 13.09c | 0.47 (0.31-0.71) |
Abbreviations: CSA, childhood sexual abuse; MDD, major depressive disorder; OR, odds ratio; PD, personality disorder; PTSD, posttraumatic stress disorder; SA−, no suicide attempts over follow-up; SA+, suicide attempt over 10 years of follow-up; SIB, self-injurious behavior criterion.
a
P < .05.
b
P < .01.
c
P < .001.