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Table 3 Univariate regression analysis for evaluating the association between hip abductor strength and clinical and radiological parameters on the affected side

From: CT-based analysis of muscle volume and degeneration of gluteus medius in patients with unilateral hip osteoarthritis

  Regression coefficient Standardized regression coefficient P value
Muscle volume of the GMED 0.34 0.62 <0.001
Adjusted CT density of the GMED 1.36 0.47 0.001
CSA of the GMED 0.04 0.56 <0.001
CT density of the GMED 1.46 0.50 <0.001
Age −0.04 −0.02 0.91
Sex 29.8 0.42 0.003
BMI 2.31 0.31 0.03
LLD −0.17 −0.07 0.65
Femoral offset 0.32 0.06 0.68
KL grade −0.01 0.02 0.31
  1. GMED gluteus medius, CSA cross-sectional area, RD radiological density, BMI body mass index, LLD leg length discrepancy, KL Kellgren and Lawrence