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Comparisons of VAS score, Harris score, and total hip ROM between at pre- and post-operation（n=39, 
）
患者手术前后 VAS 评分、Harris 评分及髋关节总活动度比较（n=39，
）
| 时间 Time |
VAS 评分 VAS score |
Harris 评分 Harris score |
髋关节总活动度（°） Total hip ROM（°） |
| 术前 Preoperative |
7.05±1.34 | 28.33±11.17 | 33.49±17.92 |
| 末次随访 Last follow-up |
0.26±0.64 | 89.13± 3.92 | 215.10±33.07 |
| 统计值 Statistic |
t=30.335 P= 0.000 |
t=–41.371 P= 0.000 |
t=–43.431 P= 0.000 |
