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Table 1 Contingency table under a dominant model

From: Filter-free exhaustive odds ratio-based genome-wide interaction approach pinpoints evidence for interaction in the HLA region in psoriasis

SNP1

SNP2

Cases

Controls

AA

BB

α

β

AA

Bb or bb

γ

δ

Aa or aa

BB

ε

ζ

Aa or aa

Bb or bb

η

θ

  1. Major alleles are respectively A and B for each SNP and minor alleles a and b. The risk allele is assumed to be the minor allele.