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Clinical efficacy of two groups.
| Clinical efficacy | Dissection group (n = 53) | Ablation group (n = 53) | χ 2 | P |
|---|---|---|---|---|
| Cure | 38 (71.70) | 33 (62.26) | ||
| Marked response | 15 (28.30) | 19 (35.85) | ||
| Nonresponse | 0 (0.00) | 1 (1.89) | ||
| Total effective rate | 100% | 88.11% | 1.01 | 0.315 |
