Table 3.
Nerve function transition between pre-operation and post operation in patients who suffered nerve impairment according to Gibbons grading
| Gibbons grading | Pre-operation | Post-operation |
|---|---|---|
| Grade I | 0 | 6 |
| Grade II | 4 | 4 |
| Grade III | 5 | 2 |
| Grade IV | 4 | 1 |
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