| Type |
| Number | Percentage |
| VITALE | Hypertrophic | 7 | 23 |
| Light hypertrophic | 5 | 17 | |
| Oligotrophic | 11 | 37 | |
| AVITALE | Atrophic | 6 | 20 |
| Bone defect | 1 | 3 | |
| TOTAL |
| 30 | 100 |