Breakpoints

Sensitivity

Specificity

PPV

NPV

LR+

LR−

Youden Index

1.04 ng/mL

0.73

0.83

0.81

0.75

4.4

0.32

0.56

1.25 ng/mL

0.7

0.86

0.84

0.74

5.25

0.34

0.56

1.54 ng/mL

0.66

0.9

0.86

0.72

6.66

0.37

0.56

2.32 ng/mL

0.63

0.93

0.90

0.71

9.5

0.39

0.56