Table 1.
Baseline characteristics of controls and patients with IJD with or without anti-TNF-α therapy
| Characteristic | Healthy (n = 4) |
IJD-NB (n = 14) |
IJD-TNF-α (n = 19) |
|||
|---|---|---|---|---|---|---|
| Parameter | No. | Parameter | No. | Parameter | No. | |
| Median age, y (range) | 58 (40-76) | 52 (44-60) | 51 (43-59) | |||
| Sex (F:M) | 3:1 | 4:1 | 2:1 | |||
| Basic condition | Osteoarthritis | 2 | RA | 9 | RA | 15 |
| PsA | 3 | PsA | 3 | |||
| No joint disease | 2 | SPA | 2 | SPA | 1 | |
Baseline characteristic of all patients included in cross-sectional comparison of percent of transitional B cells. The IJD patients had rheumatoid arthritis (RA) or psoriatic arthritis (PsA), or spondyloarthropathy (SPA). Differences in patient age were not found to be a statistically significant confounder.
F, female; M, male.