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Table 3 Association of HLA-DRB1 shared epitopes alleles with anti-CCP and rheumatoid factor antibodies in rheumatoid arthritis patients (n = 65)

From: Association of rheumatoid arthritis and its severity with human leukocytic antigen-DRB1 alleles in Kurdish region in North of Iraq

SE status

SE positive (n = 48) no. (%)

SE negative (n = 17) no. (%)

OR (95%)

P value

Anti-CCP positive

35 (72.81%)

6 (35.29%)

4.93 (1.51–16.08)

0.005

Anti-CCP negative

13 (27.08%)

11 (64.70%)

0.20 (0.06–0.65)

0.005

RF positive

37 (77.08%)

7 (41.17%)

4.80 (1.48–15.59)

0.006

RF negative

11 (22.91%)

10 (58.82%)

0.20 (0.064–0.67)

0.006

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BMC Rheumatology

ISSN: 2520-1026

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