Table 3 Accuracy of the prediction rule to predict 30-day mortality in different prognosis tools.

PESI²²

59.0 (48.5–69.6)

87.8 (87–88.7)

6.6 (4.8–8.3)

99.3 (99.1–99.6)

87.4 (86.6–88.3)

0.73 (0.67–0.80)

sPESI²³

88 (81–95)

60.1 (58.8–61.4)

3.1 (2.4–3.8)

99.7 (99.5–99.9)

60.5 (59.2–61.8)

0.74 (0.70–0.78)

Shock Index²⁶

61 (50.4–71.5)

75.1 (74–76.3)

3.6 (2.6–4.5)

99.2 (99–99.5)

74.9 (73.8–76.1)

0.68 (0.62–0.74)

GPS²¹

51.8 (41.1–62.6)

90.2 (89.4–90.9)

7.1 (5–9.1)

99.2 (99–99.5)

89.6 (88.8–90.4)

0.71 (0.64–0.78)

Prognostic Algorithm ²⁴

91.6 (85.6–97.5)

58.7 (57.4–60)

3.1 (2.4–3.8)

99.8 (99.6–99.9)

59.1 (57.9–60.4)

0.75 (0.71–0.79)

PREP²⁵

20.5(11.8–29.2)

96.2 (95.7–96.7)

7.1 (3.9–10.4)

98.8 (98.5–99.1)

95.1 (94.5–95.6)

0.58 (0.51–0.65)

RIETE score²⁷

90.4 (84–96.7)

49.1 (47.8–50.4)

2.5 (2–3.1)

99.7 (99.5–99.9)

49.7 (48.4–51)

0.70 (0.65–0.74)