Table 3.
Data for patients with revision surgery.
| Patient (total 13) | Time of revision (months) | Primary surgery | Radiolucent zone(s) | VAS pre-operative | VAS at revision | Fusion | Level of stabilization | Break down of material | Localization |
| 1 | 1.5 | Discitis | Yes | 9 | 6 | No | 1 | Yes | Lumbar |
| 2 | 1.8 | Degenerative | Yes | 9 | 6 | No | 1 | Yes | Lumbar |
| 3 | 1.9 | Degenerative | Yes | 9 | 6 | No | 2 | Yes | Lumbar |
| 4 | 2 | Trauma | Yes | 8 | 5 | No | 3 | Yes | Cervical |
| 5 | 2 | Discitis | Yes | 9 | 5 | No | 1 | Yes | Lumbar |
| 6 | 2.3 | Degenerative | Yes | 8 | 5 | No | 5 | Yes | Lumbar |
| 7 | 2.7 | Degenerative | No | 9 | 4 | No | 2 | Yes | Lumbar |
| 8 | 3.3 | Tumor | Yes | 8 | 6 | Yes | 4 | Yes | Thoracic |
| 9 | 3.7 | Degenerative | No | 9 | 8 | Yes | 3 | Yes | Lumbar |
| 10 | 7 | Degenerative | No | 8 | 7 | Yes | 5 | Yes | Lumbar |
| 11 | 7.7 | Degenerative | No | 7 | 5 | No | 3 | Yes | Lumbar |
| 12 | 9 | Discitis | No | 8 | 9 | No | 2 | Yes | Lumbar |
| 13 | 12 | Tumor | No | 7 | 7 | No | 5 | Yes | Cervico-thoracic junction |