Research Article
Increased IL-33 in Synovial Fluid and Paired Serum Is Associated with Disease Activity and Autoantibodies in Rheumatoid Arthritis
Table 1
Characteristics of enrolled patients with RA and OA.
| Samples | Diseases | n | Gender | Age | Disease duration | M/F | P | Range (year, mean ± SD) | P | Range (year, mean ± SD) | P |
| SF | RA | 120 | 23/97 | 0.457 | 12–81 (53.8 ± 16.1) | 0.111 | 0.3–30 (9.4 ± 8.4) | 0.847 | OA | 30 | 4/26 | 40–77 (57.8 ± 11.3) | 0.1–30 (11.1 ± 8.4) |
| Serum | RA | 54 | 6/48 | 0.347 | 23–81 (55.6 ± 13.4) | 0.423 | 0.3–30 (8.2 ± 7.4) | 0.524 | OA | 12 | 3/9 | 53–72 (61.4 ± 10.4) | 0.1–30 (6.6 ± 8.2) |
|
|
RA: rheumatoid arthritis; OA: osteoarthritis; SF: synovial fluid.
|