Table 6.

The odds tables for four epistasis models

model 1	BB	Bb	bb	model 2	BB	Bb	bb
AA	α	α	α	AA	α	α(1+θ)	α(1+θ)
Aa	α	α(1+θ)	α(1+θ)2	Aa	α(1+θ)	α	α
aa	α	α(1+θ)2	α(1+θ)4	aa	α(1+θ)	α	α
model 3	BB	Bb	bb	model 4	BB	Bb	bb
AA	α	α	α(1+θ)	AA	α	α(1+θ)	α
Aa	α	α(1+θ)	α	Aa	α(1+θ)	α	α(1+θ)
aa	α(1+θ)	α	α	aa	α	α(1+θ)	α

The parameters α and θ control the prevalence p(D) (Eq.(5)) and the heritability h² (Eq.(6)).