Table 4.
Oswestry disability index
| Short fusion (n = 28) | Long fusion (n = 22) | P-value | |
|---|---|---|---|
| Preop | 65.3 ± 20.4 | 71.0 ± 12.4 | 0.12 |
| Final | 48.6 ± 27.6 | 47.8 ± 17.1 | 0.08 |
| Change | 17.8 ± 12.5 | 24.3 ± 11.3 | 0.14 |
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