Table 3:
Week | Sequences | Accuracy % (95% CI) | Sensitivity % (95% CI) | Specificity % (95% CI) | PPV % (95% CI) | NPV % (95% CI) |
---|---|---|---|---|---|---|
1 | U, A | 91.1 (85.8–94.6) | 89.5 (82.7–94.3) | 92.0 (87.6–95.2) | 86.0 (78.8–91.5) | 94.1 (90.1–96.8) |
2 | U, A, V | 91.7 (87.1–94.7) | 91.9 (85.7–96.1) | 91.5 (87.1–94.8) | 85.7 (78.6–91.2) | 95.3 (91.6–97.7) |
3 | U, A, V, D | 90.8 (86.5–93.8) | 90.3 (83.7–94.9) | 91.1 (86.5–94.5) | 84.8 (77.6–90.5) | 94.4 (90.5–97.1) |
4 | A | 90.5 (85.4–94) | 88.7 (81.8–93.7) | 91.5 (87.1–94.8) | 85.3 (78–90.8) | 93.6 (89.5–96.5) |
5 | A, V | 92. (87.5–95.3) | 92.7 (86.7–96.6) | 92 (87.6–95.2) | 86.5 (79.5–91.8) | 95.8 (92.2–98.1) |
Note:—U indicates unenhanced; A, arterial; V, venous; D, delayed.