Working diagnostic category (consulting rheumatologist's opinion). | Number (%) assigned diagnosis(total = 379) | |
---|---|---|
Inception: | Close of follow-up: (median 28 months) | |
Undifferentiated arthritis | 91 (24.0) | 0 (-) |
Rheumatoid arthritis | 69 (18.2) | 102 (26.9) |
Psoriatic arthritis | 24 (6.3) | 25 (6.6) |
Enteropathic arthritis | 3 (0.8) | 4 (1.1) |
Reactive/self-limiting inflammatory arthritis | 21 (5.5) | 36 (9.5) |
Ankylosing spondylitis | 0 ( - ) | 2 (0.5) |
Undifferentiated spondyloarthritis | 7 (1.8) | 9 (2.4) |
Crystal arthritis (gout/pyrophosphate) | 17 (4.5) | 17 (4.5) |
Connective tissue disease | 5 (1.3) | 7 (1.8) |
Other inflammatory arthropathy | 7 (1.8) | 9 (2.4) |
Osteoarthritis | 66 (17.4) | 78 (20.6) |
Other non-inflammatory/arthralgia | 69 (18.2) | 90 (23.6) |