Table 6b.
Diagnostic Values of Final Secondary Screener Strata (Scores Plus Critical Items) from Emergency Department Safety Assessment and Follow-Up Evaluation Data in Determining Prospective Suicidal Behavior Split by Cut-Off of Moderate and Cut-Off of High
| SS High/moderate versus mild | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Sensitivity | 95% CI | Specificity | 95% CI | PPV | 95% CI | NPV | 95% CI | LR | 95%CI | |
| Suicide attempt at 6 weeks | 99% | 95–100% | 5% | 4–6% | 8% | 8–8% | 98% | 89–100% | 1.04 | 1.02–1.06 |
| Suicide attempt at 12 months | 98% | 96–99% | 5% | 4–6% | 21% | 21–22% | 92% | 81–96% | 1.03 | 1.01–1.06 |
| Any suicidal behavior at 6 weeks | 99% | 97–99% | 5% | 4–7% | 27% | 27–28% | 93% | 83–97% | 1.05 | 1.03–1.07 |
| Any suicidal behavior at 12 months | 98% | 97–99% | 7% | 5–9% | 48% | 47–48% | 83% | 72–91% | 1.05 | 1.03–1.08 |
| SS High versus mild/moderate | ||||||||||
| Sensitivity | 95% CI | Specificity | 95% CI | PPV | 95% CI | NPV | 95% CI | LR | 95%CI | |
| Suicide attempt at 6 weeks | 87% | 79–93% | 29% | 27–32% | 10% | 9–10% | 96% | 94–98% | 1.24 | 1.14–1.34 |
| Suicide attempt at 12 months | 83% | 78–87% | 31% | 28–34% | 24% | 23–25% | 88% | 84–90% | 1.21 | 1.13–1.29 |
| Any suicidal behavior at 6 weeks | 82% | 78–86% | 32% | 29–35% | 30% | 29–32% | 83% | 80–86% | 1.20 | 1.13–1.28 |
| Any suicidal behavior at 12 months | 80% | 77–83% | 35% | 32–39% | 52% | 50–53% | 67% | 63–71% | 1.24 | 1.16–1.33 |
PPV, positive predictive value; NPV, negative predictive value; LR, likelihood ratio.