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Egyptian Journal of Radiology and Nuclear Medicine

Table 5 Sensitivity analysis and the predictability of R.I. for diagnosis of DN

From: Diagnostic utility of renal shear wave elastography and renal Doppler findings in diabetic nephropathy: a case–control study

Test result variable(s)

AUC

p value

Cutoff

Sensitivity (%)

Specificity (%)

NPV (%)

PPV (%)

Accuracy (%)

95% CI

R.I upper

0.902

< 0.001

0.66

80.8

69.2

85.7

74.2

78.8

0.84–0.95

R.I. mid

0.863

< 0.001

0.67

71.2

73.1

79.1

70.5

74

0.79–0.93

R.I lower

0.943

< 0.001

0.69

80.8

88.5

85.2

88

86.5

0.90–0.98

  1. AUC area under the curve, NPV negative predictive value, PPV positive predictive value, CI confidence interval
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