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Sensitivity and Specificity of the 6-Question Tool Based on of the Number of Positively Answered Questions
| Itemsa Answered “Yes” | Sensitivity % (95% CI) | Specificity % (95% CI) |
|---|---|---|
| 2 items+ | 84.6 (70.8–98.5) | 53.2 (46.1–60.4) |
| 3 items+ | 80.8 (65.6–95.9) | 74.7 (68.5–81.0) |
| 4 items+ | 42.3 (23.3–61.3) | 91.4 (87.4–95.4) |
| 5 items+ | 11.5 (0–23.8) | 98.4 96.6–100) |
Knocked unconscious, runaway, use of drugs and/or alcohol in the last 12 mo, problems with police, >5 sexual partners, and STIs.
