Cutoff values for CBR: sensitivity, specificity, accuracy, recall, precision, and AUC with 95% CI.
| Measure | AUC | 95% CI | Sensitivity | Specificity | Accuracy | Recall | Precision | Cutoff Value |
| CBR | 0.715 | 0.611–0.819 | 0.656 | 0.671 | 0.667 | 0.656 | 0.477 | 0.501 |
Abbreviations: AUC, area under the curve; BMD, bone mineral density; CBR, canal bone ratio.