RA patients from whom synovial fluid was obtained | Newly presenting patients with RA or UA that evolved into RA during follow-up from whom synovial tissue was obtained | |
---|---|---|
Patients, n | 23 | 25 |
Female, n (%) | 15 (65) | 15 (60) |
Age yrs; median (IQR) | 55 (44–68) | 58 (47–65) |
Disease duration; median (IQR) | 7 years (1–11) | 12 weeks (6–38) |
RF-positive, n (%) | 13 (57) | 12 (48) |
CCP-positive, n (%) | 10 (53)* | 14 (56) |
CRP, mg/mL; median (IQR) | 20 (7–45) | 18 (8–42) |
ESR, mm/h; median (IQR) | 36 (20–43) | 27 (16–57) |
SJC (28); median (IQR) | 4 (2–9) | 7 (4–15) |
TJC (28); median (IQR) | 5 (2–10) | 7 (3–15) |
DAS28 ESR; median (IQR) | 5.2 (3.6–5.6) | 5.2 (4.3–6.5) |
DMARDs, n receiving (%) | 16 (70) | 1 (4) |
*CCP information was available for 19/23 patients.
CCP, cyclic citrullinated peptide; CRP, C-reactive protein; ESR, erythrocyte sedimentation rate; SJC, swollen joint count; TJC, tender joint count.