Table 2.

Stratified analysis of ERAP1–HLA-B27 interaction.

ERAP1 SNPAlleleStrataAdditive Model
ORSEpp_het
rs30187Crs13202464 = AAa1.110.102.79 × 10−10.74
rs13202464 = GA/GGb0.810.062.93 × 10−40.42
rs10045403Grs13202464 = AAc1.110.134.14 × 10−10.65
rs13202464 = GA/GGd0.800.084.72 × 10−30.57
rs10050860Trs13202464 = AAe1.120.236.54 × 10−10.65
rs13202464 = GA/GGf0.710.152.40 × 10−20.98

  • ↵a Sample size = 207 cases vs 7546 controls.

  • ↵b 1653 cases vs 1337 controls.

  • ↵c 201 cases vs 7332 controls.

  • ↵d 1612 cases vs 1304 controls.

  • ↵e 207 cases vs 7546 controls.

  • ↵f 1653 cases vs 1337 controls. SNP: single-nucleotide polymorphism; SE: standard error; p_het: p value for the heterogeneity test.