Table 4. Predictors of Suicides and Suicide Attempts during a 2 year follow up period.
| Current Month Predictors* | Prior Month Predictors* | |||||||
|---|---|---|---|---|---|---|---|---|
| Predictor variables | OR | 95% Confidence Interval | p-value | OR | 95% Confidence Interval | p-value | ||
| Total Sample | ||||||||
| MDE | 4.83* | 2.84 | 8.23 | 0.0001 | 2.40* | 1.46 | 3.94 | 0.0006 |
| RLCQ ** | 1.06* | 0.94 | 1.20 | 0.3191 | 1.01* | 0.87 | 1.18 | 0.8914 |
| Aggression/hostility 1 | 1.19 | 0.93 | 1.53 | 0.1744 | 1.25 | 0.97 | 1.61 | 0.0802 |
| Aggression/hostility 2 | 1.09 | 0.85 | 1.39 | 0.5145 | 1.11 | 0.87 | 1.43 | 0.4052 |
| Depressive cognitions | 1.21 | 0.92 | 1.59 | 0.1838 | 1.23 | 0.92 | 1.62 | 0.1692 |
| Suicide cognitions | 1.49 | 1.11 | 2.00 | 0.0083 | 1.51 | 1.12 | 2.02 | 0.0071 |
| Age | 0.98 | 0.95 | 1.00 | 0.0820 | 0.98 | 0.95 | 1.00 | 0.1114 |
| Female | 2.40 | 1.28 | 4.51 | 0.0067 | 2.47 | 1.31 | 4.66 | 0.0055 |
| # Months *** | 1.01 | 0.98 | 1.04 | 0.5355 | 1.01 | 0.98 | 1.04 | 0.6445 |
| Depressed patients, no BPD | ||||||||
| MDE | 13.19* | 4.52 | 38.51 | 0.0001 | 9.39* | 3.60 | 24.52 | 0.0001 |
| RLCQ ** | 1.33* | 1.03 | 1.72 | 0.026 | 1.21* | 1.06 | 1.38 | 0.005 |
| Aggression/hostility 1 | 1.15 | 0.77 | 1.74 | 0.493 | 1.31 | 0.88 | 1.96 | 0.182 |
| Aggression/hostility 2 | 0.93 | 0.64 | 1.35 | 0.711 | 0.97 | 0.68 | 1.40 | 0.889 |
| Depressive cognitions | 1.20 | 0.80 | 1.78 | 0.380 | 1.23 | 0.82 | 1.84 | 0.315 |
| Suicide cognitions | 1.90 | 1.20 | 3.02 | 0.006 | 1.84 | 1.17 | 2.91 | 0.009 |
| Age | 0.99 | 0.95 | 1.02 | 0.505 | 0.98 | 0.95 | 1.02 | 0.394 |
| Female | 3.00 | 1.22 | 7.69 | 0.0178 | 2.86 | 1.18 | 7.14 | 0.0211 |
| # Months *** | 1.01 | 0.96 | 1.06 | 0.720 | 1.01 | 0.96 | 1.06 | 0.694 |
| Depressed patients with BPD | ||||||||
| MDE | 3.03* | 1.46 | 6.30 | 0.004 | 1.04* | 0.49 | 2.22 | 0.916 |
| RLCQ total ** | 0.76* | 0.55 | 1.06 | 0.109 | 0.66* | 0.46 | 0.97 | 0.035 |
| Aggression/hostility 1 | 0.95 | 0.64 | 1.42 | 0.808 | 0.99 | 0.68 | 1.46 | 0.977 |
| Aggression/hostility 2 | 1.08 | 0.74 | 1.58 | 0.682 | 1.10 | 0.76 | 1.60 | 0.606 |
| Depressive cognitions | 1.16 | 0.75 | 1.80 | 0.515 | 1.16 | 0.74 | 1.82 | 0.525 |
| Suicide cognitions | 1.06 | 0.70 | 1.60 | 0.793 | 1.16 | 0.76 | 1.76 | 0.480 |
| Age | 0.99 | 0.95 | 1.03 | 0.482 | 1.00 | 0.96 | 1.04 | 0.859 |
| Female | 1.02 | 0.38 | 2.70 | 0.9759 | 1.18 | 0.44 | 3.23 | 0.747 |
| # Months *** | 1.00 | 0.98 | 1.05 | 0.933 | 1.00 | 0.95 | 1.05 | 0.968 |
*
Time varying predictors only: MDE and RLCQ
**
OR was reported for 100 life change units increase of the total score.
***
variable accounts for the passage of time
MDE=Major Depressive Episode, RLCQ=Recent Life Changes Questionnaire (weighted score in life change units)