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Correlation between mandibular cortical bone ratio and age in each group
| Group | Pearson | |
|---|---|---|
| Correlation coefficient | Significance | |
| A | − 0.294 | 0.097 |
| B | − 0.337 | 0.069 |
| C | − 0.247 | 0.174 |
A: patients with MRONJ
B: patients taking BP without MRONJ
C: controls
*Significant at the level of P < 0.05
