| Body Region | Patients |
| None | 12 (36.4%) |
| Head | 10 (30.3) |
| Chest | 4 (12.1%) |
| Limbs | 4 (12.1%) |
| Spine | 18 (54.5%) |
| Cervical | 11 (30%) |
| Thoracic | 6 (5.5%) |
| Lumbar | 1 (3.0%) |