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Table 8 Accuracy of PC/SD ratio and portal hemodynamic indices in prediction of esophageal varices

From: Role of portal color Doppler ultrasonography as noninvasive predictive tool for esophageal varices in cirrhotic patients

Index

Cutoff

Sensitivity (%)

Specificity (%)

PPV (%)

NPV (%)

Accuracy (%)

AUC

PC/SD ratio

Inversely proportional

604

61.19

90.91

93.18

53.57

71.00

0.883

Portal vein flow velocity (cm/s)

Inversely proportional

15.2

89.55

93.94

96.77

81.58

91.00

0.953

Portal vein diameter (mm)

Directly proportional

10.4

94.03

75.76

88.73

86.21

88

0.877

Portal congestion index

Directly proportional

0.1

89.35

92.84

95.66

82.5

93

0.948

Hepatic artery resistive index

Directly proportional

0.71

76.12

91.23

92.11

67.35

84.00

0.881

Hepatic artery pulsatility index

Directly proportional

1.3

94.01

66.67

85.14

84.62

85.00

0.858

Splenic artery resistive index

Directly proportional

0.72

77.61

92.56

93.98

68.75

85

0.888

Portal hypertensive index

Directly proportional

1.48

92.43

93.94

97.10

96.45

95.00

0.992

Liver vascular index

Inversely proportional

9.4

74.63

96.97

98.04

65.31

82.00

0.973