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Fusion rate between two groups
| Group A (n = 42) | Group B (n = 42) | P value | |
|---|---|---|---|
| BSF classification by CT scan (n, %) | 1.000 | ||
| BSF-1 | 0 (0%) | 0 (0%) | |
| BSF-2 | 3 (7.1%) | 2 (4.8%) | |
| BSF-3 | 39 (92.9%) | 40 (95.2%) | |
| Fusion rate (%) | |||
| 6-month | 83% | 81% | 0.928 |
| 12-month | 100% | 100.0% | |
BSF Brantigan-Steffee-Fraser
