. 2013 Sep 4;14:78. doi: 10.1186/1471-2156-14-78

Table 5.

Conditional probabilities of parental mating type and triad genotypes given the sampling scheme of using the affected child as a proband

Parental	Affected child	P(MT, C \| D)	P(MT \| D)	# Obs
mating type	genotype C
1. AA × AA	AA	p⁴ψ₂/R	p⁴ψ₂/R	n₁
2. AA × Aa	AA	4p³qψ₂/(2R)	$4 p^{3} q \frac{ψ_{1} + ψ_{2}}{2 R}$	n₂
	Aa	4p³qψ₁/(2R)	$4 p^{3} q \frac{ψ_{1} + ψ_{2}}{2 R}$	n₃
3. AA × aa	Aa	2p²q²ψ₁/R	2p²q²ψ₁/R	n₄
4. Aa × Aa	AA	4p²q²ψ₂/(4R)	$4 p^{2} q^{2} \frac{ψ_{2} + 2 ψ_{1} + 1}{4 R}$	n₅
	Aa	4p²q²(2ψ₁)/(4R)		n₆
	aa	4p²q²/(4R)		n₇
5. Aa × aa	Aa	4pq³ψ₁/(2R)	$4 p q^{3} \frac{ψ_{1} + 1}{2 R}$	n₈
	aa	4pq³/(2R)		n₉
6. aa × aa	aa	q⁴/R	q⁴/R	n₁₀
Total		1	1	n

Abbreviation: MT = Mating type, Obs = Observation. R =p²ψ₂ + 2pqψ₁ + q².