Table 1 Baseline characteristics of the 314 patients included in the VErA cohort (American College of Rheumatology criteria at 2-year follow up)
From: Association between the TNFRII 196R allele and diagnosis of rheumatoid arthritis
Parameter | RA (n = 176) | Non-RA (n = 138) |
|---|---|---|
Age (years; mean ± SD [range]) | 52.3 ± 14.8 (20–84) | 51 ± 14.2 (19–84) |
Disease duration (months; mean ± SD [range]) | 4 ± 1.7 (0.9–6) | 4.2 ± 1.7 (1–6) |
Disease Activity Score (mean ± SD [range]) | 3.5 ± 1.3 (0.5–7.5) | 2.5 ± 1 (0.4–5.9) |
ESR (mm 1st hour; mean ± SD [range]) | 29.7 ± 25.4 (2–110) | 21.8 ± 22.9 (2–110) |
CRP (mg/l; n < 5, mean ± SD [range]) | 24.8 ± 34.8 (2–206) | 15.8 ± 24.8 (1.5–128) |
RF (IgM isotype; % of positivity) | 35.2 | 7.9 |
Anti-CCP (% of positivity) | 39.2 | 3.6 |
HLA-DR1 (%) | 13 | 18.5 |
HLA-DR4 (%) | 33 | 20.7 |