Table 3

Comparison of the three scoring systems in predicting the onset of BSI

Tool

Cut-off point

Sensitivity (%)

Specificity (%)

AUC

95% CI

PPV

NPV


IPS score

10

75

70.9

0.72

0.62-0.83

37.06

92.54

APACHE II score

15

25

86

0.49

0.39-0.59

28.98

83.38

KARNOFSKY score

70

43.7

76.7

0.55

0.45-0.65

42.88

87.08


PPV: Positive Predictive Value

NPV: Negative Predictive Value

Apostolopoulou et al. BMC Infectious Diseases 2010 10:135   doi:10.1186/1471-2334-10-135

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