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Comparison of postoperative incision healing between the two groups (n, %)
| Groups | Healing | ||
|---|---|---|---|
|
| |||
| Grade A | Grade B | Grade C | |
| Control group (n=64) | 53 (82.81) | 7 (10.94) | 4 (6.25) |
| Observation group (n=64) | 64 (100.00) | 0 (0.00) | 0 (0.00) |
| χ2 | 6.684 | 4.467 | 5.033 |
| P | 0.001 | 0.003 | 0.002 |
