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Comparison of complications between the two groups [n (%)]
| Group | Persistent pain | Nerve and vascular injury | Muscle atrophy | Early arthritis | Total |
|---|---|---|---|---|---|
| Observation group (n = 30) | 2 (6.67) | 1 (3.33) | 1 (3.33) | 2 (6.67) | 6 (20.00) |
| Control group (n = 30) | 3 (10.00) | 2 (6.67) | 2 (6.67) | 3 (10.00) | 10 (33.33) |
| χ2 | 1.364 | ||||
| P | 0.243 |
