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Updated: Jun 12, 2026

Assessment of Child Anthropometry in a Large Epidemiologic Study
Published on: February 2, 2017
Effects and determinants of mild underweight among preschool children across countries and over time
Priya Bhagowalia1, Susan E Chen, William A Masters
1Department of Policy Studies, TERI University, New Delhi, India. bhagowalia@alumni.purdue.edu
Insights
Mild childhood malnutrition, often overlooked, is a stronger indicator of child mortality and agricultural stability than severe cases. This finding highlights the importance of monitoring mild underweight for public health insights.
Area of Science:
- Public Health
- Child Nutrition
- Global Health
Background:
- Traditional malnutrition research prioritizes extreme cases.
- Mild malnutrition variations may offer significant public health insights.
- Understanding underweight prevalence is crucial for child health monitoring.
Purpose of the Study:
- To develop and compare novel measures for mild and extreme underweight.
- To analyze the prevalence, depth, and severity of underweight in young children.
- To assess the relationship between underweight variations and child mortality.
Main Methods:
- Utilized 130 Demographic and Health Surveys (DHS) data.
- Analyzed data from 53 countries spanning 1986 to 2006.
- Employed various regression specifications to compare underweight measures.
Main Results:
- Mild underweight variance showed a stronger, more robust correlation with child mortality than severe underweight.
- Mild underweight prevalence was more closely linked to local agricultural output.
- Mild malnutrition is a significant, yet underutilized, public health indicator.
Conclusions:
- Mild childhood underweight warrants greater attention as a public health signal.
- Monitoring mild malnutrition can provide early warnings of public health issues.
- This research emphasizes a shift in focus towards milder forms of malnutrition for population-level health assessments.
Abstract:
Research on malnutrition typically focuses on extreme cases which pose the greatest individual health risks, but researchers comparing populations might find that variation in mild malnutrition conveys valuable information about public health. This paper constructs and compares new measures of the prevalence, depth and severity of both mild and extreme underweight in children from three months to three years of age, as measured by 130 DHS surveys for 53 countries over a period from 1986 to 2006. We find that variance in mild underweight has a larger and more robust correlation with child mortality than variance in severe underweight, and is itself more closely correlated with local agricultural output, over a wide range of regression specifications. We conclude that the prevalence of mild underweight deserves greater attention as a useful signal of changing public health conditions among preschool children in developing countries.
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