. 2020 Jul;34(7):854–861. [Article in Chinese] doi: 10.7507/1002-1892.202001038

表 3.

Comparison of HKA between the two groups at pre- and post-operation ( Inline graphic , °)

两组患者手术前后 HKA 比较（ Inline graphic ，°）

组别 Group	膝数 n	术前 Preoperative	术后 8 周 Postoperative at 8 weeks	末次随访 Last follow-up	统计值 Statistic
^与术前比较 P<0.05，^#与术后 8 周比较 P<0.05 ^Compared with preoperative value, P<0.05;^#compared with postoperative value at 8 weeks, P<0.05
A	78	171.2±2.3^#	182.5±2.1^*	181.8±2.0^*	F=623.523 P=0.000
B
Ⅰ型　Type Ⅰ	13	169.9±3.1^#	182.9±2.8^*	181.8±2.6^*	F=82.991 P=0.000
Ⅲ型　Type Ⅲ	6	169.7±2.7^#	183.2±1.0^*	181.3±1.2^*	F=101.596 P=0.000
统计值 Statistic		F=2.309 P=0.105	F=0.454 P=0.637	F=0.145 P=0.865