| No. | % | |
Local recurrence | No | 28 | 93.3 |
Yes | 2 | 6.67 | |
Lung metastasis | No | 24 | 80.0 |
Yes | 6 | 20.0 | |
2nd operation for recurrence | No | 28 | 93.3 |
Yes | 2 | 6.67 |