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| Test result variable | Positive if greater than or equal to | Sensitivity | 1 - Specificity |
| "Amr sign" | -1.00 | 1.000 | 1.000 |
| 0.50 | 0.686 | 0.327 | |
| 2.00 | 0.000 | 0.000 | |
| Imaging modalities | -1.00 | 1.000 | 1.000 |
| 0.50 | 0.950 | 0.564 | |
| 1.50 | 0.357 | 0.345 | |
| 2.50 | 0.293 | 0.327 | |
| 4.00 | 0.000 | 0.000 |
