| 变量 | 经口组(n = 448) | 经腋窝组(n = 98) | P值 |
| 声带麻痹 | 5 (1.1%) | 3 (3.1%) | 0.158 |
| 切口裂开 | 2 (0.4%) | 0 (0%) | 1.000 |
| 气管瘘 | 1 (0.2%) | 0 (0%) | 1.000 |
| 出血 | 0 (0%) | 0 (0%) | 1.000 |
| 二次手术 | 0 (0%) | 0 (0%) | 1.000 |
| 复发 | 0 (0%) | 0 (0%) | 1.000 |