Cutoff | Sensitivity | Specificity | PPV | NPV | Accuracy | |
---|---|---|---|---|---|---|
OA | ||||||
RI | 0.76 | 0.96 | 0.97 | 0.92 | 0.98 | 0.96 |
PSV | 92 | 0.67 | 0.88 | 0.70 | 0.87 | 0.82 |
EDV | 14 | 0.96 | 0.95 | 0.88 | 0.98 | 0.95 |
ECA | ||||||
RI | 0.75 | 0.88 | 0.87 | 0.72 | 0.95 | 0.87 |
PSV | 103 | 0.58 | 0.58 | 0.36 | 0.78 | 0.58 |
EDV | 18 | 0.96 | 0.67 | 0.53 | 0.98 | 0.75 |
CCA | ||||||
RI | 0.59 | 0.29 | 0.98 | 0.88 | 0.78 | 0.79 |
PSV | 107 | 0.25 | 0.87 | 0.43 | 0.74 | 0.69 |
EDV | 33 | 0.50 | 0.95 | 0.80 | 0.83 | 0.82 |
Note:—EDV indicates end diastolic velocity (centimeters/second); NPV, negative predictive value; PPV, positive predictive value; PSV, peak systolic velocity (cm/s); RI, resistance index.