Table 2.

Key input parameters used in the comprehensive economic evaluation of school feeding programs.

Input parameter	Value	Source
Prevalence of STH infections (any type)	26.7, 26.4, and 25.5% in sub-Saharan Africa, South Asia, and Latin America, respectively.	(26)
Prevalence of anemia (any type)	63, 39, and 30% in West, Eastern, and Southern Africa; 49% in South Asia; and 25% in Latin America	Based on anemia prevalence among 48–59 month-old (29)
SF effectiveness on reducing STH prevalence	90%	Authors' assumption based on (20)
SF effectiveness on reducing anemia	20%	Authors' assumption based on (30, 32, 33)
SF effectiveness on increasing school attendance	9%	Authors' assumption based on (8)
DALY per STH case (years)	0.045	Authors' calculations based on (27)
DALY per anemia case (years)	0.260	Authors' calculations based on (27)
Increase in future wages gained via school feeding programs	0.81%	Authors' calculations based on (36–38)
School feeding program cost* (per child per year)	$10–$332	(15)
Food production per smallholder farmer per year	84 kg	(43)
Farmer wage (per day)**	$0.8 (sub-Saharan Africa); $2.7 (South Asia); $4.3 (Latin America)	(44)
Gross national income per capita*	$730–$14,350	(17)
Discount rate	3% per year	(39)

^*2012 USD;

^**2009 International $.