| 统计类别 | 试验组 (n = 20) | 对照组 (n = 20) | χ2/t | P | |
| 性别 | 男 | 16 | 17 | χ2 = 0.05 | > 0.05 |
| 女 | 4 | 3 | |||
| 年龄(岁) | 58.1 ± 7.77 | 56.4 ± 7.65 | t = 28.34 | > 0.05 | |
| 病灶数目 | 1.2 ± 0.41 | 1.2 ± 0.43 | t = −0.227 | > 0.05 | |
| 肿瘤最大径 | 27.3 ± 6.1 | 28.1 ± 7.4 | t = −0.448 | > 0.05 | |
| ECOG评分 | 1.5 ± 0.31 | 1.5 ± 0.33 | t = −0.232 | > 0.05 | |