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Table 6 Measure of performance predicting 3-day and 14-day ICU admission and 30-day mortality by using different prediction rules

From: Application and comparison of scoring indices to predict outcomes in patients with healthcare-associated pneumonia

 

Sensitivity

Specificity

PPV

NPV

AUC

Modified ATS

   - ICU admission (3 d)

94.6 (88.6 to 98.0)

72.7 (67.5 to 77.4)

53.6 (46.3 to 60.7)

97.6 (94.8 to 99.1)

0.836 (0.799 to 0.870)

   - ICU admission (14 d)

89.9 (83.4 to 94.5)

74.6 (69.4 to 79.3)

59.2 (52.0 to 66.1)

94.8 (91.2 to 97.2)

0.823 (0.784 to 0.857)

   - Mortality

73.1 (62.9 to 81.8)

63.5 (58.3 to 68.6)

34.7 (28.1 to 41.8)

89.9 (85.5 to 93.4)

0.683 (0.638 to 0.726)

IDSA/ATS

   - ICU admission (3 d)

92.8 (86.3 to 96.8)

67.9 (62.6 to 72.9)

49.0 (42.1 to 56.0)

96.6 (93.4 to 98.5)

0.803 (0.763 to 0.839)

   - ICU admission (14 d)

88.4 (81.5 to 93.3)

69.5 (64.1 to 74.6)

54.3 (47.3 to 61.2)

93.6 (89.6 to 96.4)

0.789 (0.749 to 0.826)

   - Mortality

76.3 (66.4 to 84.5)

60.4 (55.1 to 65.6)

33.8 (27.4 to 40.6)

90.6 (86.1 to 94.0)

0.684 (0.638 to 0.727)

SOAR

   - ICU admission (3 d)

62.2 (52.5 to 71.2)

82.6 (78.1 to 86.5)

54.3 (45.3 to 63.2)

86.8 (82.5 to 90.3)

0.724 (0.680 to 0.765)

   - ICU admission (14 d)

56.6 (47.6 to 65.3)

82.9 (78.2 to 86.9)

57.5 (48.4 to 66.2)

82.3 (77.7 to 86.4)

0.697 (0.652 to 0.740)

   - Mortality

41.9 (31.8 to 52.6)

74.9 (70.1 to 79.4)

30.7 (22.8 to 39.5)

83.0 (78.4 to 86.9)

0.584 (0.537 to 0.631)

SCAP (>9)

   - ICU admission (3 d)

89.2 (81.9 to 94.3)

51.7 (46.1 to 57.1)

38.1 (32.1 to 44.3)

93.5 (88.9 to 96.6)

0.818 (0.778 to 0.852)

   - ICU admission (14 d)

86.8 (79.7 to 92.1)

53.0 (47.3 to 58.6)

43.1 (37.0 to 49.3)

90.8 (85.6 to 94.5)

0.801 (0.760 to 0.837)

   - Mortality

80.7 (71.1 to 88.1)

47.3 (42.0 to 52.7)

28.8 (23.4 to 34.8)

90.2 (85.0 to 94.1)

0.709 (0.664 to 0.751)

SMART-COP (>2)

   - ICU admission (3 d)

81.1 (72.5 to 87.9)

76.3 (71.3 to 80.7)

53.3 (45.4 to 61.0)

92.4 (88.6 to 95.2)

0.836 (0.798 to 0.869)

   - ICU admission (14 d)

76.0 (67.7 to 83.0)

77.5 (72.4 to 82.0)

58.0 (50.2 to 65.5)

88.7 (84.4 to 92.2)

0.822 (0.783 to 0.857)

   - Mortality

62.4 (51.7 to 72.2)

68.4 (63.2 to 73.2)

34.3 (27.2 to 42.0)

87.3 (82.7 to 91.0)

0.686 (0.641 to 0.729)

SMRT-CO (>1)

   - ICU admission (3 d)

63.1 (53.4 to 72.0)

75.1 (70.1 to 79.6)

45.8 (37.7 to 54.0)

85.9 (81.4 to 89.7)

0.756 (0.713 to 0.795)

   - ICU admission (14 d)

60.5 (51.5 to 69.0)

76.2 (71.1 to 80.8)

51.0 (42.8 to 59.1)

82.5 (77.6 to 86.7)

0.751 (0.708 to 0.791)

   - Mortality

52.7 (42.1 to 63.1)

70.4 (65.3 to 75.1)

32.0 (24.7 to 40.0)

84.9 (80.2 to 88.8)

0.672 (0.627 to 0.716)

CURB-65 (>1)

   - ICU admission (3 d)

89.2 (81.9 to 94.3)

39.0 (33.8 to 44.5)

32.8 (27.5 to 38.4)

91.5 (85.7 to 95.6)

0.732 (0.688 to 0.772)

   - ICU admission (14 d)

87.6 (80.6 to 92.7)

40.0 (34.5 to 45.6)

37.4 (31.9 to 43.1)

88.7 (82.3 to 93.4)

0.715 (0.670 to 0.756)

   - Mortality

87.1 (78.5 to 93.1)

37.0 (32.0 to 42.3)

26.8 (21.9 to 32.2)

91.5 (85.7 to 95.6)

0.662 (0.616 to 0.706)

PSI (>90)

   - ICU admission (3 d)

92.8 (86.3 to 96.8)

21.6 (17.3 to 26.4)

28.3 (23.7 to 33.2)

90.0 (81.2 to 95.6)

0.730 (0.868 to 0.771)

   - ICU admission (14 d)

92.3 (86.2 to 96.2)

22.2 (17.8 to 27.2)

32.7 (27.9 to 37.8)

87.5 (78.2 to 93.8)

0.717 (0.673 to 0.759)

   - Mortality

92.5 (85.1 to 96.9)

20.8 (16.7 to 25.4)

23.6 (19.4 to 28.3)

91.3 (82.8 to 96.4)

0.703 (0.658 to 0.745)

  1. Data are presented as percentages (95% confidence interval)
  2. The scores were dichotomized as low risk vs. higher risk (Modified ATS: meeting criteria, IDSA/ATS: meeting criteria, SOAR: meeting criteria, SCAP >9, SMART-COP >2, SMRT-CO >1, CURB-65 >1, PSI >90).