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Cost-benefit analysis of a micronutrient supplementation and early childhood stimulation program in Nicaragua
Florencia Lopez Boo1, Giordano Palloni2, Sergio Urzua2
1Inter-American Development Bank, Washington, D.C.
Insights
The integrated early childhood development program in Nicaragua (PAININ) shows a positive return on investment. PAININ, including micronutrient sprinkles, yields a cost-benefit ratio of 1.50, indicating significant economic benefits for disadvantaged children.
Area of Science:
- Developmental Psychology
- Public Health Economics
- Pediatric Nutrition
Background:
- Early childhood development programs are crucial for long-term outcomes.
- Integrated interventions address multiple child development facets.
- Micronutrient supplementation is vital for young children's health.
Purpose of the Study:
- To estimate the cost-benefit ratio of an integrated early childhood development program in Nicaragua (PAININ).
- To assess the impact of PAININ, with and without micronutrient sprinkles, on child health and cognitive outcomes.
Main Methods:
- Longitudinal data analysis to estimate average treatment effects.
- Evaluation of anemia prevalence and hemoglobin levels in children aged 6-36 months.
- Assessment of cognitive outcomes (verbal and numeric memory) in children aged 2.5-5 years.
Main Results:
- PAININ with sprinkles reduced anemia by 26% in 1 year among younger children.
- PAININ without sprinkles showed modest improvements in cognitive function for older children.
- The program's cost-benefit ratio was estimated at 1.50, with a sensitivity range of 1.30-2.30.
Conclusions:
- The integrated early childhood development program (PAININ) demonstrates a favorable cost-benefit ratio.
- The program positively impacts child health (anemia reduction) and cognitive development.
- Investing in early childhood development programs offers significant economic returns.
Abstract:
This paper estimates the cost-benefit ratio for an integrated early childhood development program in Nicaragua (PAININ). Using longitudinal data, we estimate the average treatment effects of PAININ including micronutrient sprinkles on the prevalence of anemia and hemoglobin levels among disadvantaged children aged 6-36 months. We also estimate the effects of PAININ excluding sprinkles on cognitive outcomes among children aged 2.5-5 years. In the younger age group the program reduced anemia by 4 percentage points after 8 months and nearly 6 percentage points after 1 year; the latter is a 26% decrease in anemia. In the older age group, the program improved verbal and numeric memory after a year and a half, but the effects were modest (0.13 SD). When analyzing its potential impact on earnings, we conclude that the discounted annual costs of the program per child are less than the discounted annual increase in beneficiary earnings. Specifically, we estimate a cost-benefit ratio of 1.50 from the PAININ plus sprinkles package. Our sensitivity analysis suggests a range for this ratio between 1.30 and 2.30.
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