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Table 2 Clinical and laboratory characteristics of the juvenile rheumatoid arthritis (JRA) patients characterised

From: Circulating immune complexes contain citrullinated fibrinogen in rheumatoid arthritis

Sample Clinical features and rheumatoid factor status Age
Onset
Age
History
Fibrinogen ICs (O.D.) Anti-cit. fibrinogen IgG (O.D.) anti-CCPa
(IU/mL)
RFb
(IU/mL)
JRA 1 Polyarthritis, RF- 2 2 0.18 0.11 21.3 11.7
JRA 4 Polyarthritis, RF+ 13   0.77 1.25 841.1 127.6
JRA 8 Polyarthritis, RF+ 3 16 0.53 0.43 483.2 262.6
JRA 13 Polyarthritis, RF+ 13 13 0.54 1.45 255.4 274.7
JRA 17 Systemic arthritis    0.15 0.10 24.8 24.9
JRA 22 Polyarthritis, RF- 15 15 0.13 0.09 22.7 27.1
JRA 27 Polyarthritis, RF- 1 2 0.10 0.08 20.3 7.6
JRA 31 Persistent oligoarthritis    0.16 0.13 21.5 7.3
JRA 32 Polyarthritis, RF- 5 5 0.12 0.37 26.7 6.3
JRA 41 Enthesitis-related arthritis 13 14 0.14 0.08 20.8 13.1
JRA 42 Systemic arthritis 12 12 0.17 0.08 21.8 7.1
JRA 44 Polyarthritis, RF- 9 9 0.19 0.09 20.9 10.1
JRA 49 Polyarthritis, RF+ 9   1.72 0.74 1275.4 295.2
JRA 51 Systemic arthritis 5 5 0.14 0.09 21.4 7.6
JRA 71 Polyarthritis, RF+   10 0.19 0.21 360.9 186.1
JRA 79 Polyarthritis, RF- 4 4 0.20 0.10 22.1 11.7
JRA 88 Polyarthritis, RF+ 11 11 0.51 0.35 287.0 236.4
JRA 106 Extended oligoarthrits 1 3 0.15 0.12 22.0 10.0
JRA 110 Persistent oligoarthritis    0.15 0.10 24.9 14.6
JRA 112 Enthesitis related arthritis    0.14 0.12 22.5 15.9
  1. a,bMeasured with commercial kits. JRA, juvenile rheumatoid arthritis; IC, immune complex; CCP, cyclic-citrullinated peptides; RF, rheumatoid factor; O.D., optical density