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两组患者末次随访时观察指标的比较
Secondary outcomes of patients in the two groups at 6 months post-treatment (Mean±SD)
| Group | Thickness of PF (mm) | satisfaction scores | Recurrence rate (%) |
| A(n=39) | 3.98±0.52 | 8.13±2.67 | 2.56% |
| B(n=38) | 4.35±0.40 | 6.63±3.75 | 21.05% |
| t or χ2 | -3.449 | 2.013 | 4.708 |
| P | 0.001 | P=0.048 | 0.030 |
