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Table 3 Allelic distributions of HLA-B27 and HLA-C among subsets of psoriatic arthritis

From: HLA-C locus alleles may modulate the clinical expression of psoriatic arthritis

HLA Oligoarthritis (n = 40) Polyarthritis (n = 25) Axial disease (n = 35)
Cw*0102 5 (12) 2 (8) 3 (9)
Cw*0202 3 (7) 2 (8) 3 (9)
Cw*0303 5 (12) 3 (12) 3 (9)
Cw*0304 2 (5) - 2 (6)
Cw*0401 12 (30) 5 (20) 6 (17)
Cw*0501 3 (7) 3 (12) 3 (9)
Cw*0602 23 (57) 15 (60) 20 (57)
Cw*0701 8 (20) 5 (20) 6 (17)
Cw*0702 3 (7) 3 (12) 11 (31)a
Cw*0802 - 1 (4) 2 (6)
Cw*1203 2 (5) - 1 (3)
Cw*1402 2 (5) 1 (4) 1 (3)
Cw*1502 3 (7) 1 (4) 1 (3)
Cw*1601 3 (7) - 1 (3)
B27 8 (20) 3 (12) 19 (54)b
  1. HLA, human leukocyte antigen. Results in parentheses are percentages. aOdds ratio (OR) 5.0 (95% confidence interval 1.4 to 25.0; p = 0.01); bOR 5.8 (95% confidence interval 2.3 to 14.7; p < 0.0001).