Solid fusion (Lenke A and BSF-3) based on the number of fused levels.
| BMA (n = 80) | p value | |
|---|---|---|
| Posterolateral fusion | 0.75 | |
| Single-level (%) | 47/59 (79.7%) | |
| Multi-level (%) | 18/21 (85.7%) | |
| Interbody fusion | 0.65 | |
| Single-level (%) | 55/59 (93.2%) | |
| Multi-level (%) | 19/21 (90.5%) |