Adjusted odds ratios (OR) and 95 % confidence intervals (CI) for the association of age and sex with generalised OA (GOA) derived from multiple logistic regression analyses
| Hip OA OR4-150 (95 % CI) | Knee OA OR4-150 (95% CI) | |||
|---|---|---|---|---|
| All patients | age | ⩽65 years | 1.00 (reference) | 1.00 (reference) |
| >65 years | 6.57 (3.52, 12.3) | 1.93 (1.13, 3.32) | ||
| sex | male | 1.00 (reference) | 1.00 (reference) | |
| female | 1,67 (0.89, 3.13) | 2.59 (1.39, 4.85) | ||
| Patients with primary (idiopathic) OA | age | ⩽65 years | 1.00 (reference) | 1.00 (reference) |
| >65 years | 5.78 (2.66, 12.6) | 1.50 (0.79, 2.86) | ||
| sex | male | 1.00 (reference) | 1.00 (reference) | |
| female | 1.85 ( 0.84, 4.05) | 3.74 (1.61, 8.69) | ||
| Patients with secondary OA | age | ⩽65 years | 1.00 (reference) | 1.00 (reference) |
| >65 years | 5.99 (1.96, 18.3) | 4.14 (1.35, 12.8) | ||
| sex | male | 1.00 (reference) | 1.00 (reference) | |
| female | 1.38 (0.47, 4.02) | 1.20 (0.42, 3.46) | ||
↵4-150 Adjusted for age and sex, respectively, as well as BMI, hypertension, diabetes, and gout.