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Table 3 RF/ACPA proportions and characteristics

From: Profiling anti-cyclic citrullinated peptide antibodies in patients with juvenile idiopathic arthritis

 

Controls

Cases

N (%)

CCP titer

RF titer

N (%)

CCP titer

RF titer

Onset Age

Joints at onset

ESR at onset

RF IgM – ACPA IgG -

45 (90)

3.9

6.5

272 (81.4)

0

6

5.3

2

19

RF IgM + ACPA IgG -

4 (8)

2.5

31

14 (4.2)

0

47.5

8.0

4.5

28

RF IgM – ACPA IgG +

1 (2)

185

0

23 (6.9)

27

5

4.6

3

26

RF IgM + ACPA IgG +

0 (0)

-

-

25 (7.5)

358

137

11.5

8

22

  1. There were 50 controls and 334 cases. Titers refer to median values except with reference to RF-/CCP + control where it refers to the actual value. Onset age, joints at onset and ESR at onset are median values.
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Pediatric Rheumatology

ISSN: 1546-0096