Results.
| Average Follow-up | 62 months (range 12 - 123) |
| Macnab (Excellent and Good) | 76% |
| Satisfaction | 78% |
| Surgical Intervention | 14% |
| Fusion/Stabilisation | 4% (24 patients) |
| Decompression | 9% (54 patients) |
| Chemonucleolysis | 1% (6 patients) |
SF-36 scores generally correlated with age/sex of normal scores for the local population.