Table 4.
Regression analyses for the relationship of opioid use in the past year and past month at baseline with suicide attempt at 6 and 12 months; and cox regression for time to onset of suicide attempt
| Opioid use in the past year | Opioid use in the past month | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Narrow SA | Broad SA | Narrow SA | Broad SA | |||||||||
| Suicide attempt at 6 months | OR | 95% CI | p | OR | 95% CI | p | OR | 95% CI | p | OR | 95% CI | p |
| Age | 0.86 | 0.7–1.1 | 0.32 | 0.96 | 0.8–1.1 | 0.65 | 0.85 | 0.7–1.1 | 0.20 | 0.96 | 0.8–1.1 | 0.65 |
| Race*, White | 3.79 | 0.4–34.6 | 0.23 | 1.69 | 0.4–6.7 | 0.46 | 4.40 | 0.5–41.5 | 0.20 | 1.69 | 0.4–6.7 | 0.46 |
| Sex**, Female | 4.07 | 0.5–12.6 | 0.27 | 1.24 | 0.4–4.0 | 0.72 | 2.64 | 0.5–13.5 | 0.24 | 1.23 | 0.4–4.0 | 0.72 |
| Lifetime history of attempt | 2.50 | 0.5–13.4 | 0.29 | 2.21 | 0.6–7.6 | 0.21 | 2.33 | 0.4–12.8 | 0.33 | 2.21 | 0.6–7.6 | 0.21 |
| Opioid use | 1.47 | 0.9–2.4 | 0.12 | 1.30 | 0.9–1.9 | 0.17 | 1.87 | 1.1–3.3 | 0.03 | 1.30 | 0.9–1.9 | 0.17 |
| Suicide attempt at 12 months | ||||||||||||
| Age | 1.03 | 0.8–1.3 | 0.79 | 1.06 | 0.9–1.3 | 0.54 | 1.00 | 0.8–1.2 | 0.96 | 1.05 | 0.9–1.3 | 0.56 |
| Race*, White | 4.24 | 0.5–39.5 | 0.20 | 0.38 | 0.1–1.8 | 0.22 | 4.65 | 0.5–45.6 | 0.19 | 0.39 | 0.1–1.8 | 0.22 |
| Sex**, Female | 5.19 | 0.9–30.7 | 0.07 | 1.14 | 0.3–4.9 | 0.86 | 5.32 | 0.9–32.2 | 0.07 | 1.13 | 0.3–4.8 | 0.87 |
| Lifetime history of attempt | 2.74 | 0.5–15.5 | 0.25 | 0.78 | 0.2–3.1 | 0.73 | 2.91 | 0.5–17.0 | 0.24 | 0.78 | 0.2–3.1 | 0.73 |
| Opioid use | 1.26 | 0.8–2.1 | 0.36 | 1.07 | 0.7–1.6 | 0.76 | 1.52 | 0.9–2.7 | 0.15 | 1.08 | 0.7–1.7 | 0.75 |
| Anxiety disorders | - | - | - | 5.65 | 1.3–24.9 | 0.02 | - | - | - | 5.57 | 1.3–24.8 | 0.02 |
| PTSD diagnosis | - | - | - | 4.60 | 1.1–19.5 | 0.04 | - | - | - | 4.59 | 1.1–19.5 | 0.04 |
| HR | 95% CI | p | HR | 95% CI | p | HR | 95% CI | p | HR | 95% CI | p | |
| Time to onset of suicide attempt | ||||||||||||
| Age | 0.98 | (0.82, 1.16) | 0.79 | 0.97 | (0.86, 1.10) | 0.66 | 0.96 | (0.80, 1.15) | 0.63 | 1.03 | (0.90, 1.17) | 0.70 |
| Race*, White | 5.15 | (0.65, 41.0) | 0.12 | 1.83 | (0.60, 5.59) | 0.29 | 5.30 | (0.66, 42.3) | 0.12 | 3.01 | (0.67, 13.5) | 0.15 |
| Sex**, Female | 2.00 | (0.55, 7.31) | 0.29 | 1.12 | (0.46, 2.72) | 0.80 | 2.26 | (0.59, 8.60) | 0.23 | 1.08 | (0.41, 2.80) | 0.88 |
| Lifetime history of attempt | 6.24 | (1.30, 29.9) | 0.02 | 2.65 | (1.04, 6.77) | 0.04 | 5.82 | (1.20, 28.1) | 0.03 | 1.75 | (0.61, 5.00) | 0.29 |
| Opioid use | 1.17 | (0.77, 1.78) | 0.45 | 1.08 | (0.79, 1.50) | 0.62 | 1.40 | (0.88, 2.23) | 0.15 | 0.66 | (0.39, 1.12) | 0.12 |
| Anxiety disorders | - | - | - | - | - | - | - | - | - | 3.24 | (1.22, 8.64) | 0.02 |
| Depression symptoms | - | - | - | - | - | - | - | - | - | 1.07 | (1.01, 1.13) | 0.02 |
*
Compared to non-White;
**
Compared to males