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Characteristics of the patients in the different groups
| Healthy | Disease controls | Patients with RA | |
|---|---|---|---|
| Number of individuals | 152 | 236 | 347 |
| Female), n (%) | 107 (70.4) | 115 (48.7) | 277 (79.8) |
| Age, median (range) | 57 (23–71) | 47 (18–85) | 58 (21 − 94) |
| Anti-CCP2, n (%) | 5 (3.3) | 10 (4.2) | 250 (72.0) |
| Anti-cit-Fib protein, n (%) | NA | NA | 190 (54.9) |
RA rheumatoid arthritis, CCP cyclic citrullinated peptides, cit-Fib citrullinated fibrinogen, NA data not available
