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Table 2 Diagnosis at the end of follow up (2 years)

From: Anti-cyclic citrullinated peptide antibody titer predicts time to rheumatoid arthritis onset in patients with undifferentiated arthritis: results from a 2-year prospective study

Diagnosis Number of patients (%)
Rheumatoid arthritis 72 (37)
Undifferentiated arthritis 58 (30)
Remission 32 (17)
Psoriatic arthritis 11 (6)
Undifferentiated connective tissue disease 8 (4)
Fibromyalgia 4 (2)
Spondiloarthritis 2 (1)
Viral arthritis (EBV) 1 (0.5)
Systemic lupus erythematosus 1 (0.5)
Osteoarthritis 1 (0.5)
Sarcoidosis 1 (0.5)
Primary Sjögren's syndrome 1 (0.5)
Total 192 (100)
  1. EBV, Epstein-Barr virus.