Table 1.
Pre-operative radiographic evaluation of treatment planning and differences between two-dimensional panoramic imaging and three-dimensional CBCT
| Parameters | Categories | Panoramic | CBCT | p-value |
| Confidence level in treatment planning | Very convinced | 3.9 | 40.6 | <0.0001 |
| Convinced | 26.1 | 47.5 | ||
| No opinion | 5.9 | 4.7 | ||
| Doubtful | 49.6 | 5.9 | ||
| Very doubtful | 14.5 | 1.3 | ||
| Type of treatment | Simple surgical exposure | 6.5 | 8.1 | NS |
| Surgical exposure with attachment | 75.6 | 79.1 | ||
| Canine extraction | 17.9 | 12.8 | ||
| Technique | Open | 93.9 | 86.9 | NS |
| Closed | 6.1 | 13.1 | ||
| Canine crown position in sagittal plane | Buccal | 26.2 | 20.2 | 0.002 |
| Palatal | 64.4 | 61.4 | ||
| Close to the line arch | 9.4 | 18.4 | ||
| Canine crown position in axial plane | High | 30.3 | 29.0 | 0.005 |
| Medium | 51.7 | 43.6 | ||
| Low | 18.0 | 27.4 | ||
| Contact relationship | Contact | 81.6 | 89.7 | 0.008 |
| No contact | 18.4 | 10.3 | ||
| Resorption of lateral incisors | Resorption | 11.5 | 18.0 | 0.025 |
| No resorption | 88.5 | 82.0 | ||
| Prediction of complication | Complication | 17.5 | 25.6 | NS |
| No complication | 82.5 | 74.4 |
CBCT, cone beam CT; NS, not significant (p > 0.05).
Values are percentages of the 234 scores (6 observers, 39 cases).