Myositis N = 52 | Rheumatoid arthritis N = 43 | P-value (95% CIoD) | |||
---|---|---|---|---|---|
Meana/Medianb | SDa/Min-Maxb | Meana/Medianb | SDa/Min-Maxb | ||
Age (years)a | 57.46 | 11.168 | 58.58 | 10.486 | 0.618 (−5.6–3.3) |
Men (N) Women (N) | 9 (17.3%) 43 (82.7%) | 2 (4.7%) 41 (95.3%) | 0.104 | ||
Menopause at examination (N) | 33/43 (76.67%) | 35/41% (85.3%) | 0.314 | ||
Weight (kg)a | 70.88 | 14.38 | 73.74 | 13.77 | 0.328 (−2.9–2.9) |
Height (cm) a | 164.12 | 7.56 | 163.7 | 7.1 | 0.308 (0.4–1.5) |
BMI (kg/m2) a | 26.39 | 5.58 | 27.5 | 4.6 | 0.318 (−1.1–1.1) |
Vitamin D and calcium supplement (N) | 34 (65.4%) | 29 (67.4%) | 0,833 | ||
25 OH Vitamin D3 level (nmol/L) b | 59.5 | 15.2–125.2 | 62.5 | 27.5–129.2 | 0.196 |
BMD L1–4 (g/cm2)a | 1.04 | 0,238 | 1.07 | 0.159 | 0.557 (−0.08–0.07) |
BMD femur (g/cm2) a | 0.83 | 0,108 | 0.85 | 0.125 | 0.294 (−0.09–0.01) |
Normal (N) | 14 (27%) | 23 (53.5%) | 0.045 | ||
Osteopenia (N) | 31 (60%) | 17 (39.5%) | |||
Osteoporosis (N) | 7 (13.5%) | 3 (7%) | |||
FRAX score: MOF | |||||
Without DEXA1a | 9.68% | 7.42 | 15.58% | 10.91 | 0.008 |
With DEXA2a | 9.44% | 6.723 | 13.25% | 9.43 | 0.053 |
Steroid dose adjusted with DEXA3a | 9.54% | 7.475 | 9.96% | 7.968 | 0.884 |
FRAX score: HF | |||||
Without DEXA1a | 3.06% | 3.97 | 6.23% | 7.20 | 0.022 |
With DEXA2a | 2.77% | 3.01 | 3.57% | 5.08 | 0.811 |
Steroid dose adjusted with DEXA3a | 2.87% | 3.393 | 2.46% | 3.382 | 0.128 |