| Cutoff | Sensitivity | Specificity | Predictive | Predict-Neg | Error-Rate |
| 0 | 100.00 | 0.00 | 22.73 | 100.00 | 77.27 |
| 40 | 0.00 | 100.00 | 100.00 | 77.27 | 22.73 |
| 100 | 0.00 | 100.00 | 100.00 | 77.27 | 22.73 |