Table 2

Diagnostic evolution of EA patients

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)


Breakdown of inception and outcome diagnoses for 379 EA clinic patients.

Pratt et al. Arthritis Research & Therapy 2013 15:R118   doi:10.1186/ar4298

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