| 组别 | 术后 | 术后3 d | 术后1周 | 术后2周 |
| 治疗组(n = 40) | 5.38 ± 1.41 | 4.31 ± 0.32 | 3.05 ± 0.38 | 1.62 ± 0.31 |
| 对照组(n = 40) | 5.35 ± 1.25 | 5.01 ± 0.39 | 4.08 ± 0.61 | 2.12 ± 0.28 |
| t值 | 0.175 | 8.153 | 9.532 | 8.352 |
| P值 | 0.864 | 0.000 | 0.000 | 0.000 |