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. 2017 Jan;31(1):11–15. [Article in Chinese] doi: 10.7507/1002-1892.201608111

表 3.

Comparison of hip ROM between 2 groups at pre- and post-operation（°，Inline graphic）

两组患者手术前后髋关节屈伸活动度比较（°，Inline graphic）

组别
Group		 例数
n 		术前
Preoperative		 术后 3 个月
Three months after operation		 末次随访
Last follow-up		 统计值
Statistic
*与术前比较 P<0.05，#与术后 3 个月比较 P<0.05
* Compared with preoperative value, P<0.05; #compared with the value at 3 months after operation, P<0.05
A 48 82.4±15.5# 115.6±10.8* 118.3± 9.6* F=158.48
P= 0.00
B 72 79.8±18.3# 95.4±12.4* 105.3±12.6* F=148.65
P= 0.00
统计值
Statistic		 t=0.73
P=0.45		 t=2.15
P=0.03		 t=2.31
P=0.03