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Table 5 Osteonecrosis in retrieved hip resurfacing arthroplasty

From: Sex differences in the morphological failure patterns following hip resurfacing arthroplasty

  OR 95% CI for OR Significance
   Lower Upper (P-value)
Sex (female) 0.507 0.201 1.280 0.151
   Size of the Femoral Component 0.978 0.883 1.084 0.676
Adjusted for Sex, Age, Size of the Femoral Component, and Clinical Diagnosis
Sex (female) 0.159 0.040 0.634 0.009
Age 1.010 0.952 1.072 0.738
   Size of the Femoral Component 0.867 0.748 1.004 0.057
Clinical Diagnosis     0.579
Osteonecrosis vs. OAa 0.255 0.050 1.295 0.099
Rheumatoid Arthritis vs. OAa 1.352 0.129 14.135 0.801
Posttraumatic Arthritis vs. OAa n.e.b - - -
Hip Dysplasia vs. OAa n.e.b - - -
  1. aprimary osteoarthritis; bnot estimable
  2. Logistic regression analysis and a global F test (for clinical diagnosis)