Table 5 Characteristics of the prediction of mortality by the qSOFA and Rockall preendoscopic scores
Score | Se, %, (95% CI) | Sp, %, (95% CI) | +LR (95% CI) | −LR (95% CI) | +PV, %, (95% CI) | −PV, %, (95% CI) | Youden’s index |
|---|---|---|---|---|---|---|---|
qSOFA score | |||||||
≥ 0 | 100.0 (87.7–100.0) | 0.0 (0.0–1.9) | 1.0 (1.0–1.0) | – | 12.8 (8.7–18.0) | – | 0.000 |
≥ 1a | 82.1 (63.1–93.9) | 73.7 (66.8–79.8) | 3.1 (2.3–4.2) | 0.2 (0.1–0.5) | 31.5 (21.1–43.4) | 96.6 (92.1–98.9) | 0.558 |
≥ 2 | 57.1 (37.2–75.5) | 93.7 (89.2–96.7) | 9.1 (4.8–17.1) | 0.5 (0.3–0.7) | 57.1 (37.2–75.5 | 93.7 (89.2–96.7) | 0.508 |
3 | 28.6 (13.2–48.7) | 99.5 (97.1–100.0) | 54.3 (7.1–417.8) | 0.7 (0.6–0.9) | 88.9 (51.8–99.7) | 90.4 (85.6–94.1) | 0.281 |
Rockall preendoscopic score | |||||||
≥ 0 | 100.0 (87.7–100.0) | 0.0 (0.0–1.9) | 1.0 (1.0–1.0) | – | 12.8 (8.7–18.0) | – | 0.000 |
≥ 1 | 100.0 (87.7–100.0) | 23.7 (17.8–30.4) | 1.3 (1.2–1.4) | 0.0 (0.0–0.0) | 16.2 (11.0–22.5) | 100.0 (92.1–100.0) | 0.237 |
≥ 2 | 100.0 (87.7–100.0) | 44.2 (37.0–51.6) | 1.8 (1.6–2.0) | 0.0 (0.0–0.0) | 20.9 (14.4–28.8) | 100.0 (95.7–100.0) | 0.442 |
≥ 3 | 92.9 (76.5–99.1) | 61.1 (53.7–68.0) | 2.4 (1.9–2.9) | 0.12 (0.0–0.4) | 26.0 (17.7–35.7) | 98.3 (94.0–99.8) | 0.540 |
≥ 4 | 92.9 (76.5–99.1) | 77.9 (71.3–83.6) | 4.2 (3.2–5.6) | 0.1 (0.0–0.3) | 38.2 (26.7–50.8) | 98.7 (95.3–99.8) | 0.708 |
≥ 5a | 82.1 (63.1–93.9) | 92.6 (87.9–95.9) | 11.2 (6.5–19.0) | 0.2 (0.1–0.4) | 62.2 (44.8–77.5) | 97.2 (93.7–99.1) | 0.748 |
≥ 6 | 42.9 (24.5–62.8) | 99.0 (96.2–99.9) | 40.7 (9.6–172.4) | 0.6 (0.4–0.8) | 85.7 (57.2–98.2) | 92.2 (87.6–95.5) | 0.419 |
7 | 14.3 (4.0–32.7) | 100.0 (98.1–100.0) | – | 0.9 (0.7–1.0) | 100.0 (39.8–100.0) | 88.8 (83.8–92.7) | 0.143 |