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Table 1 Patient characteristics

From: The type I interferon signature in leukocyte subsets from peripheral blood of patients with early arthritis: a major contribution by granulocytes

 

Healthy control subjects

All patients

IFNlow

IFNhigh

Number of patients

25

26

18

8

Female, n (%)

16 (64)

20 (77)

13 (72)

7 (88)

Age, years, mean (SD)

35 (10)

47 (14)

48 (16)

44 (9)

DAS28, mean (SD)

n/a

4.6 (1.2)

4.7 (1.3)

4.4 (1.0)

Duration of symptoms in weeks,a mean (SD)

n/a

16 (25)

20 (29)

8 (8)

IgM-RF positivity, n (%)

n/a

19 (73)

13 (72)

6 (75)

ACPA positivity, n (%)

n/a

15 (58)

8 (44)

7 (88)

  1. Abbreviations: IgM-RF immunoglobulin M rheumatoid factor, ACPA anticitrullinated protein antibodies, DAS28 Disease Activity Score in 28 joints, n/a not applicable, IFN low patients within the 95 % limits of healthy control subjects, IFN high patients with an interferon signature
  2. aData missing for one patient
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Arthritis Research & Therapy

ISSN: 1478-6362

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