Regression logistic analysis with the presence of osteoporosis any site (T–score ≤ −2.5) as the dependent variable. Values are OR (95% CI) unless otherwise specified.
| Variables | Women | p | Men | p | Total Population | p |
|---|---|---|---|---|---|---|
| Age, yrs | 1.087 (1.044–1.132) | 0.0001 | 1.034 (0.950–1.125) | 0.440 | 1.075 (1.037–1.114) | 0.0001 |
| BMI | 0.894 (0.808–0.989) | 0.029 | 0.754 (0.594–0.956) | 0.020 | 0.892 (0.820–0.970) | 0.008 |
| Disease duration, yrs | 1.021 (0.954–1.093) | 0.543 | 0.858 (0.622–1.183) | 0.349 | 1.024 (0.960–1.092) | 0.474 |
| Cumulative dose of steroids | 1.395 (0.535–3.639) | 0.702 | 0.998 (0.984–1.012) | 0.748 | 0.999 (0.997–1.002) | 0.614 |
| Active disease, DAS28 > 3.2 | 1.451 (0.546–3.856) | 0.456 | 2.822 (0.168–47.401) | 0.471 | 1.426 (0.591–3.437) | 0.430 |
| Rheumatoid cachexia | 1.323 (0.496–3.526) | 0.576 | 0.599 (0.064–5.660) | 0.655 | 1.235 (0.527–2.897) | 0.627 |
BMI: body mass index; DAS28: 28-joint Disease Activity Score.