|
Clinical characteristics of the rheumatoid arthritis patients included in the study |
|
| Characteristic |
Value |
|
|
|
| Females (%) |
421 (76.5) |
| Age of disease onset (median, IQR) |
49 (37–57) |
| Follow-up (median, IQR) |
13 (7–21) |
| Rheumatoid factor (%)a |
280 (62.5) |
| Bone erosions (%)a |
284 (64.8) |
| Extra-articular manifestations (%)a |
48 (11.2) |
| DMARDS use (%)a |
465 (94.9) |
| Tobacco use (%)a |
84 (18.4) |
|
aThis information was not available for a variable number of patients (from 10.9 for disease-modifying anti-rheumatic drugs (DMARDS) use to 21.8% for extra-articular manifestations). IQR, interquartile range. | |
Rodriguez-Lopez et al. Arthritis Research & Therapy 2006 8:R1 doi:10.1186/ar1849 |
|