Table 1 Characteristics of study subjects
| Â | RA patients | Healthy controls |
|---|---|---|
Sex women/men | 93/13 | 39/17 |
Age (year) (mean ± SEM) | 50.7 ± 1.2 | 43.2 ± 1.9 |
ACPA (UI/l) (mean ± SD) | 322.2 ± 282.1 | ND |
RF (U/ml) (mean ± SD) | 431.2 ± 701.98 | ND |
ESR mm/h (mean ± SD) | 32.4 ± 13.25 | 19.2 ± 11.36 |
CRP mg/dl (mean ± SD) | 1.35 ± 1.74 | 0.33 ± 0.07 |
Years after onset (year) (Mean ± SEM) | 9.4 ± 0.81 | ND |
Previous rheumatoid nodules (%/n) | 9.43% (10) | 0% (0) |
Current rheumatoid nodules (%/n) | 16% (17) | 0% (0) |
Previous Raynaud’s phenomenon (%/n) | 0.9% (1) | 0% (0) |
Current Raynaud’s phenomenon (%/n) | 1.8% (2) | 0% (0) |
Previous cutaneous vasculitis (%/n) | 0% (0) | 0% (0) |
Current cutaneous vasculitis (%/n) | 0.9% (1) | 0% (0) |
Bone erosion (%/n) | 79.2% (84) | 0% (0) |