Diagnostic accuracy of high-sensitivity troponin T (hsTnT) values and different time points from presentation
| n=385 (%) | Sensitivity | Specificity | PPV | NPV | Accuracy |
| 0 h | 90.7 (82.9–94.8) | 82.2 (80.2–83.4) | 57.6 (52.8–60.6) | 97.0 (94.6–98.5) | 83.9 (80.7–85.9) |
| 74.5 (67.7–79.0) | 97.0 (95.2–98.3) | 87.1 (79.3–92.5) | 93.3 (91.6–94.5) | 92.2 (89.4–94.2) | |
| 0–1 h | 93.9 (87.2–97.3) | 79.2 (77.4–80.1) | 55.0 (51.1–57.0) | 98.0 (95.7–99.1) | 82.3 (79.5–83.8) |
| 82.9 (76.2–97.4) | 96.0 (94.2–97.4) | 85.0 (78.2–90.0) | 95.4 (93.6–96.7) | 93.2 (90.4–95.3) | |
| 0–2 h | 95.1 (88.7–98.1) | 77.9 (76.2–78.7) | 53.8 (50.2–55.5) | 98.3 (96.2–99.3) | 81.6 (78.8–82.8) |
| 86.6 (79.9–91.4) | 95.0 (93.2–96.3) | 82.6 (76.2–87.1) | 96.3 (94.5–97.6) | 93.2 (90.4–95.3) | |
| 0–24 h | 97.6 (92.0–99.3) | 76.9 (75.4–77.4) | 53.3 (50.3–54.3) | 99.1 (97.2–99.8) | 81.3 (78.9–82.0) |
| 100 (96.1–100) | 94.7 (93.7–94.7) | 83.7 (80.5–83.7) | 100 (98.9–100) | 95.8 (94.2–95.8) |
PPV, Positive predictive value; NPV, Negative predictive value.