. 2021 Dec;35(12):1555–1562. [Article in Chinese] doi: 10.7507/1002-1892.202107112

表 1.

Comparison of acetabular orientation between asymptomatic group and healthy and affected sides of DDH group ( Inline graphic , °)

无症状组与DDH组健、患侧间髋臼朝向比较（ Inline graphic ，°）

指标 Item	无症状组（n=168） Asymptomatic group (n=168)	DDH组 DDH group		统计值　Statistic
指标 Item	无症状组（n=168） Asymptomatic group (n=168)	健侧（n=24） Healthy side (n=24)	患侧（n=70） Affected side (n=70)	统计值　Statistic
^与无症状组比较P<0.05，^#与DDH组健侧比较P<0.05 ^Compared with asymptomatic group, P<0.05;^#compared with healthy side of DDH group, P<0.05
OA	25.31±7.76	27.64±9.12	23.48±14.66	F=0.461 　 P=0.632
OI	48.32±3.07	50.65±10.14	56.18±10.02^*#	F=20.425 　 P=0.000
RA	16.43±5.05	16.65±6.34	14.07±8.79	F=2.590 　 P=0.078
RI	51.48±3.35	54.30±10.29	59.84±9.56^*#	F=23.852 　 P=0.000
AA	20.59±6.04	20.96±8.24	16.52±10.07^*#	F=5.543 　 P=0.005
AI	53.47±3.52	56.33±9.74	61.33±9.15^*#	F=22.627 　 P=0.000