RA n= 368 | Rotterdam study n= 5033 | Blood donors n= 532 | |
---|---|---|---|
Mean age (SD) | 59.5 (15.2) | 68.7 (8.8) | 42.7 (7.8) |
Gender (% female) | 73.4 | 57.6 | 45.1 |
Median disease duration | 8.5 (0-54) | ||
Anti-CCP positive* | 104/125 (83.2%) | ||
RF positive | 336/367 (91.6%) | ||
Erosion | 291/357 (81.5%) | ||
Median nr DMARDs | 3 (1-13) | ||
Anti-TNFα use | 117/364 (32%) |