Classification | Satisfying 1987 ACR criteria within the first 5 years (n= 463; 72%) | NEVER satisfying 1987 ACR criteria within the first 5 years (n= 177; 28%) | P value |
---|---|---|---|
Baseline characteristics | Â | Â | Â |
Age (onset) | 55.4 (45.8, 65.4) | 47.7 (34.3, 57.9) | 3.6E-09 |
Female | 305 (66%) | 114 (64%) | 0.73 |
Symptom duration | 5.3 (2.6, 11.3) | 4.5 (1.9, 9.0) | 0.01 |
Anti-CCP +ve | 187 (40.4%) | 8 (4.5%) | 1.2E-18 |
Anti-CCP titer | 1.6 (0.7, 42.5) | 0.8 (0.5, 1.4) | 6.4E-16 |
HAQ | 0.875 (0.375, 1.5) | 0.25 (0, 0.625) | 5.8E-24 |
DAS28 | 4.4 (3.5, 5.4) | 2.8 (2.1, 3.6) | 5.2E-33 |
5-year outcome | Â | Â | Â |
HAQ | 1.125 (0.375, 1.75) | 0.25 (0, 0.625) | 4.1E-24 |
DAS28 | 2.8 (2.0, 3.9) | 2.0 (1.15, 2.4) | 1.3E-14 |
Erosions | 220 (56.9%) | 12 (8.8%) | 3.1E-22 |
Larsen score | 12 (2, 31) | 1 (0, 4) | 9.3E-21 |
DMARD received | 278 (60.0%) | 23 (13.1%) | 2.2E-26 |