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Distribution of root canal systems found in mandibular premolars according to Vertucci’s classification
| Vertucci’s classification | CBCT, n (%) | Micro-CT, n (%) |
|---|---|---|
| I (1) | 49 (81.67) | 37 (61.67) |
| II (2-1) | 1 (1.67) | 1 (1.67) |
| III (1-2-1) | 3 (0.05) | 7 (11.67) |
| IV (2) | 2 (3.33) | 1 (1.67) |
| V (1-2) | 2 (3.33) | 10 (16.67) |
| VI (2-1-2) | 2 (3.33) | 2 (3.33) |
| VII (1-2-1-2) | 1 (1.67) | 2 (3.33) |
| VIII (3) | 0 | 0 |
CT: Computed tomography, CBCT: Cone-beam CT
