| 组别 | 例数 | 距骨倾斜角 | 距骨前移 | ||
| n | 术前 | 末次随访 | 术前 | 末次随访 | |
| prp组 | 13 | 9.6 ± 0.98 | 3.09 ± 0.61 | 8.76 ± 0.8646 | 2.84 ± 0.47 |
| 对照组 | 21 | 9.38 ± 0.86 | 2.97 ± 0.55 | 9.21 ± 0.96 | 2.87 ± 0.62 |
| 统计值 | − | t = 0.699 | t = 0.558 | t = −1.391 | t = −0.141 |
| p = 0.490 | p = 0.581 | p = 0.174 | p = 0.889 | ||