Table 2

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

a,bMeasured with commercial kits. JRA, juvenile rheumatoid arthritis; IC, immune complex; CCP, cyclic-citrullinated peptides; RF, rheumatoid factor; O.D., optical density

Zhao et al. Arthritis Research & Therapy 2008 10:R94   doi:10.1186/ar2478

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