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Table 3.
Fusion grading scores in two groups at 24 weeks after surgery
| Fusion score | Group A(N = 12) | Group B (N = 12) |
|---|---|---|
| 0 | 0 | 2 |
| 1 | 2 | 3 |
| 2 | 3 | 5 |
| 3 | 7 | 2 |
P = 0.045, Mann-Whitney test