Table 4: Distribution of most significant markers in men and women with PsA according to age at psoriasis onset (cutoff: 40 years).
(a) PsA females

MarkerAge at onset <40: 40Age at onset >40: 15Female controls: 55

HLA-C*0626 (65%)
OR: 9.5 (3.6–24.9),
5 (33%)9 (16.4%)
HLA-C*0720 (50%)
OR: 2.9 (1.2–6.9),
7 (46.7%)14 (25.5%)
TNF-308A15 (37.5%)10 (66.7%)
OR: 9.0 (2.6–31.2),
12 (22%)
HLA-DR174 (10%)8 (53%)
OR: 5.1 (1.5–17.5),
10 (18%)
MICA-A925 (62.5%)
OR: 3.4 (1.5–8.0),
8 (53.3%)18 (32.7%)
HLA-B*2712 (30%)
OR: 5.5 (1.6–18.5),
3 (20%)4 (7.3%)

(b) PsA males

MarkerAge at onset <40: 45Age at onset >40: 10Male controls: 55

HLA-C*0626 (58%)
OR: 6.2 (2.5–15.2),
5 (50%)
OR: 4.5 (1.1–18.5),
10 (18.2%)
MICB-CA231 (2.2%)5 (50%)
OR: 17.3 (3.2–94.9),
3 (5.5%)
C1_4_4 (384)12 (26.7%)8 (80%)
OR: 14.3 (2.7–76.6),
12 (22%)
MICA-A927 (60%)
OR: 4 (1.7–9.3),
6 (60%)
OR: 4.0 (1.0–16.2),
15 (27.3%)
HLA-B*2719 (42.2%)
OR: 9.3 (2.9–30.2),
1 (10%)4 (7.3%)