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Table 5 Odds ratio for postoperative dislocation

From: Postoperative excessive external femoral rotation in revision total hip arthroplasty is associated with muscle weakness in iliopsoas and gluteus medius and risk for hip dislocation

 

Odd ratio

95% confidence interval

P value

Lower limit

Upper limit

External rotation of femur

1.061

1.011

1.114

0.016

Impingement distance

0.901

0.820

0.991

0.031

CT density of psoas muscle

0.957

0.926

0.988

0.007

CT density of gluteus medius

0.963

0.938

0.989

0.005

BMI

1.178

1.022

1.358

0.024

2-stage revision THA

5.268

1.620

17.131

0.006

Numbers of past operation

2.289

1.322

3.963

0.003