Table 1.
Demographic and clinical characteristics of patients with active RA before treatment with rituximab
| Characteristics | n = 45 |
|---|---|
| Gender ratio (M:F) | 1.1:3.4 |
| Age (years) | |
| Mean ± SD | 48.9 ± 1.78 |
| Range | (25–78) |
| Age at onset (years) | |
| Mean ± SD | 36.6 ±11.4 |
| Range | (14–70) |
| RA duration (months) | |
| Median (interquartile) | 120 |
| Range | (6–336) |
| Treatment | |
| Prednisolone (%) | 20.7 |
| DMARDs (%) | |
| One | 62.1 |
| ≥2 | 13.8 |
| Previous anti-TNF (%) | |
| 1 anti-TNF | 41.3 |
| 2 anti-TNFs | 26.1 |
| 3 anti-TNFs | 6.5 |
Abbreviations: RA, rheumatoid arthritis; M, male; F, Female; SD, standard deviation; DMARDs, disease modifying anti-rheumatic drugs; TNF, tumor necrosis factor.