Table 4 Predictive values of independent risk factors and established models containing different risk factors for in-hospital mortality of patients enrolled in intensive care unit (ICU)

age (years)

1.073 (1.008–1.142)

0.028

> 68

0.685 (0.570–0.787)

62.9

73.3

90.7

32.4

2.36

0.51

qSOFA

6.299 (1.932–20.53)

0.02

> 0

0.828 (0.726–0.905)

79.03

73.3

92.5

45.8

2.96

0.29

M1

1.875 (1.287–2.732)

0.001

> 10.15

0.815 (0.710–0.894)

61.1

93.3

97.6

40

9.92

0.36

> 7.84

93.6

40

86.6

60

1.56

0.16

M2

2.419 (1.444–4.502)

0.001

> 9.54

0.838 (0.737–0.912)

58.1

100

100

36.6

> 7.986

87.1

66.7

91.5

55.6

2.61

0.19

M3

2.039 (1.342–3.099)

0.001

> 8.83

0.827 (0.724–0.904)

67.7

93.3

97.7

41.2

10.16

0.35

M4

2.927 (1.611–5.318)

< 0.0001

> 8.57

0.859 (0.761–0.928)

61.3

100

100

38.5

0.39

M6

2.72 (1.573–4.705)

< 0.0001

> 6.42

0.865 (0.767–0.932)

70.8

100

100

45.5

0.29