Patient demographics (N= 339) | Seronegative | Seropositive |
---|---|---|
Number of patients (%) | 166 (49%) | 173 (51%) |
Average age, yr (range) | 54.2 (21 to 92) | 65.6 (19 to 87) |
Females, n (%) | 107 (64) | 105 (61) |
Symptom duration, yr | 0.44 | 0.45 |
SE status, n | 120 | 132 |
SE alleles = 0 | 75 | 43 |
SE alleles = 1 | 44 | 59 |
SE alleles = 2 | 1 | 30 |
Mean DAS28-CRP (±SD) | 5.10 (1.47) | 5.04 (1.44) |
Mean CRP mg/L (±SD) | 24.4 (33.9) | 26.6 (35.6) |
Mean Sharp score erosions (±SD) | 2.9 (6.1) | 3.8 (7.0) |
Mean Sharp score narrowing (±SD) | 3.4 (6.1) | 2.2 (4.1) |
Tender joints | 10.4 | 9.8 |
Swollen joints | 10.5 | 10.2 |
Patient VAS score (100-mm scale) | 54.2 | 53.9 |