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Determining Gender-Based Differences in Retinal and Choroidal Thickness in Underweight Individuals via Swept-Source Optical Coherence Tomography
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Does Chile's nutritional situation constitute a double burden?

Eduardo Atalah1, Hugo Amigo1, Patricia Bustos1

  • 1From the Department of Nutrition, Faculty of Medicine, University of Chile, Santiago, Chile.

The American Journal of Clinical Nutrition
|November 21, 2014
PubMed
Summary
This summary is machine-generated.

Chile shows low stunting rates but high obesity, indicating the double burden of malnutrition is unlikely. Micronutrient deficiencies and food insecurity exist in specific groups, requiring further study.

Keywords:
Chiledouble burdennutritionobesitystunting

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Area of Science:

  • Nutrition science
  • Public health
  • Epidemiology

Background:

  • Chile is undergoing a rapid nutritional transition, marked by low stunting rates but high obesity prevalence across demographics.
  • This transition presents a complex public health challenge, necessitating an evaluation of nutritional status.

Purpose of the Study:

  • To investigate the presence of a double burden of malnutrition in Chile using existing data.
  • To assess the co-occurrence of undernutrition (stunting) and overnutrition (obesity) within the Chilean population.

Main Methods:

  • Secondary analysis of national health and nutrition surveys, including data from the Ministry of Health and Education.
  • Utilized data on height, weight, body mass index (BMI), anemia prevalence, food consumption, and food insecurity.

Main Results:

  • Low prevalence of stunting (1.9%-3.6%) contrasted with high obesity rates (22.1% in primary school children, up to 44.8% in women aged 45-64).
  • Anemia prevalence was low (5.1% in women), but deficiencies in vitamins A, B-12, C, calcium, and zinc were noted.
  • Food insecurity was higher among underweight and obese elderly individuals compared to normal-weight peers.

Conclusions:

  • Chile exhibits high obesity and low stunting, suggesting the double burden of malnutrition is unlikely, differing from other Latin American nations.
  • Specific populations face challenges with critical nutrient deficiencies and food insecurity.
  • Further research with family-level anthropometric and biochemical data is recommended to accurately assess the double burden of malnutrition.