表 3.

H/Q at different time points after operation (n=12, , %)

术后各时间点两组H/Q比较（n=12， ，%）

组别 Group	术后 3 个月 Three months after operation	术后 6 个月 Six months after operation	术后 12 个月 Twelve months after operation	二次镜检 Second-look arthroscopy
试验组 Isokinetic group	50.12±6.22	64.53±5.38	65.33±4.69	65.27±5.23
对照组 Control group	50.17±5.41	54.82±4.78	57.78±4.31	63.87±6.73
统计值 Statistic	t=−0.019 P=0.985	t=4.114 P=0.002	t=4.419 P=0.001	t=0.369 P=0.721