分组 | 术后2周 | 术后6周 | 术后3月 | 术后6月 | 术后1年 | 末次随访 |
A组 | 65.3 ± 7.7 | 70.4 ± 9.0 | 72.5 ± 8.8 | 78.7 ± 8.8 | 82.0 ± 11.5 | 86.5 ± 9.9 |
B组 | 58.0 ± 8.6 | 62.6 ± 7.8 | 64.4 ± 8.5 | 69.4 ± 9.6 | 82.8 ± 12.2 | 87.4 ± 10.4 |
t值 | 3.019 | 3.141 | 3.168 | 3.436 | 0.224 | 0.319 |
P值 | 0.04 | 0.03 | 0.03 | 0.01 | 0.824 | 0.751 |