Table 5

Special cases with γmax = γminfor Uge ≥ 0

Special cases with γmax = γmin
Special cases with γmax = γmin and specific G-E interaction models
Special cases with γmax = γmin and all risks all 0 or 1

Risk distribution
Conditions
Population impact and Utility
Risk distribution
Conditions
Population impact and Utility
Risk distribution
Conditions
Population impact and Utility









1
1
rt = 1 PAFe = 0
Undefined (PAFge = 0)




R00
1
γminge = γmaxge (Rge = 1 and PAFge = PAFe) fge = 1/PAFe
PI = 1 Uge = 1-γ
1
1


Rg0
1
γminge = γmaxge (Rge = 1 and PAFge = PAFe) fge ≥ 1
PI = 1 Uge = 1-γ
R00
R00


0
1
rt = γε PAFe = 1
PI = 1 Uge = 1-γ
R00
R00


Rg0
1
γminge = γ0 = γmaxge (Rge = 1; R00 = 0; PAFge = PAFe) fge = 1
PI = 1 Uge = 1-γ
0
0


Rg0
1
γminge = γ0 (Rge = 1; R00 = 0) 0 ≤ fge ≤ 1
0 = PI = 1 Uge = PI-γ
0
0


1
1
rt = γ PAFe = 0
Undefined (PAFge = 0)
0
R0e


1-R0e
1
γminge = γ0 (Rge = 1; R00 = 0) fge = 0
PI = γ Uge = 0
0
0






0
R0e


0
1
rt = ε PAFe = 1
PI = γ Uge = 0








0
1



Wallace Theoretical Biology and Medical Modelling 2006 3:35   doi:10.1186/1742-4682-3-35