ELISA

FEIA

AUC

0.873

0.881

Standard deviation

0.034

0.035

95% confidence interval

0.793 - 0.931

0.803 - 0.937

Cut-off value (μg/g)

124.85

131.79

Sensitivity

81.82%

81.82%

Specificity

84.62%

80.77%

Positive predicted value (PPV)

94.0%

92.6%

Negative predicted value (NPV)

61.1%

60.0%

Positive likelihood ratio (LR+)

5.32

4.25

Negative likelihood ratio (LR-)

0.21

0.23