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Sensitivity and specificity of each cutoff value of the PMT.
| PMT (mm) | Sensitivity (%) | Specificity (%) |
|---|---|---|
| 7.92 | 100 | 0 |
| 12.39 | 100 | 25.0 |
| 13.33 | 95.0 | 50.0 |
| 14.24* | 70.0 | 70.0 |
| 15.97 | 45.0 | 85.0 |
| 20.28 | 10.0 | 100 |
PMT = piriformis muscle thickness, ROC = receiver operating characteristic.
The most suitable cutoff value on the receiver operating characteristic (ROC) curve.
