ROC curve analysis for CAWT and hypertension
| Criterion (mm) | Sensitivity | 95% CI | Specificity | 95% CI | +LR | −LR |
|---|---|---|---|---|---|---|
| 0.5 | 100.00 | 95.0–100.0 | 0.00 | 0.0–3.8 | 1.00 | NC |
| 0.6 | 91.78 | 83.0–96.9 | 12.63 | 6.7–21.0 | 1.05 | 0.65 |
| 0.7 | 80.82 | 69.9–89.1 | 28.42 | 19.6–38.6 | 1.13 | 0.67 |
| 0.8 | 69.86 | 58.0–80.1 | 43.16 | 33.0–53.7 | 1.23 | 0.70 |
| 0.9 | 57.53 | 45.4–69.0 | 58.95 | 48.4–68.9 | 1.40 | 0.72 |
| 1.0 | 52.05 | 40.0–63.9 | 71.58 | 61.4–80.4 | 1.83 | 0.67 |
| 1.1 | 36.99 | 26.0–49.1 | 83.16 | 74.1–90.1 | 2.20 | 0.76 |
| 1.2 | 28.77 | 18.8–40.6 | 89.47 | 81.5–94.8 | 2.73 | 0.80 |
| 1.3 | 12.33 | 5.8–22.1 | 97.89 | 92.6–99.7 | 5.86 | 0.90 |
| 1.4 | 9.59 | 4.0–18.8 | 98.95 | 94.3–99.8 | 9.11 | 0.91 |
| 1.5 | 0.00 | 0.0–5.0 | 100.00 | 96.2–100.0 | NC | 1.00 |