Table 2: Distribution of the main genetic markers according to the articular patterns defined in the study. Psoriatic arthritis population: 110.

Marker Oligoarthritis (%)Polyarthritis (%)Axial disease (%) values

06 22 (52.4)12 (40)18 (47.4)NS
MICA-A9 27 (64.3)17 (56.7)22 (57.9)NS
0725 (59.5)4 (13.3)14 (36.8)
045 (12)4 (13.3)5 (13.1)NS
HLA-B27 10 (23.8)4 (13.3)22 (57.9)
TNF-238A 6 (14.3)5 (16.7)8 (21)NS
TNF-238G 34 (81)25 (83.3)29 (76.3)NS
TNF-308A 12 (28.6)9 (30)12 (31.6)NS
TNF-308G 28 (66.7)21 (70)25 (65.8)NS
MICA-A5.1 9 (21.4)17 (56.7)12 (31.6)

OR 4.1 (1.8–9.3). OR 5.7 (2.4–13.6). OR 3.7 (1.5–8.8). NS: nonsignificant. Note: significant values represent intergroup comparisons.