组别 | 实验组(n = 40) | 对照组(n = 40) | t | X2 | P值 |
淋巴结清扫数目(枚/例) | 17.73 ± 4.88 | 14.83 ± 3.88 | 2.94 | - | 0.004 |
淋巴结黑染数目(枚/例) | 15.10 ± 4.44 | 12.55 ± 3.36 | 3.608 | - | 0.001 |
手术时间(min) | 58.83 ± 8.13 | 63.13 ± 7.91 | 0.91 | - | 0.019 |
术中出血量(ml) | 21.85 ± 6.27 | 27.03 ± 7.11 | -3.45 | - | 0.001 |