Table 2

Allelic distribution of HLA-C in patients and controls

HLA-C allele
Psoriasis (n = 45)
PsA (n = 100)
Controls (n = 177)

Cw*0102
5 (11)
10 (10)
13 (7)
Cw*0202
4 (9)
8 (8)
9 (5)
Cw*0303
3 (7)
11 (11)
19 (11)
Cw*0304
2 (4)
4 (4)
15 (8)
Cw*0401
7 (15)
23 (23)
50 (28)
Cw*0501
4 (9)
9 (9)
30 (17)
Cw*0602
26 (58)a
58 (58)b
32 (18)
Cw*0701
9 (20)
19 (19)c
54 (31)
Cw*0702
7 (15)
17 (17)
45 (25)
Cw*0802
2 (4)
3 (3)d
17 (10)
Cw*1203
3 (7)
3 (3)
6 (3)
Cw*1402
1 (2)
4 (4)
9 (5)
Cw*1502
4 (9)
5 (5)
13 (7)
Cw*1601
2 (4)
4 (4)
15 (8)
Cw*1602
-
-
2 (1)

HLA, human leukocyte antigen; PsA, psoriatic arthritis. Results in parentheses are percentages. aOdds ratio (OR) 6.2 (95% confidence interval (CI) 3.1 to 12.5; p < 0.0001); bOR 6.2 (95% CI 3.6 to 10.8; p < 0.0001); cOR 0.5 (95% CI 0.3 to 0.9; p = 0.04); dOR 0.3 (95% CI 0.08 to 1.00; p = 0.05).

Queiro et al. Arthritis Research & Therapy 2006 8:R185   doi:10.1186/ar2097