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Malnutrition in aboriginal children at Yalata, South Australia
D B Cheek1, G H McIntosh, V O'Brien
1University of Adelaide, Department of Obstetrics and Gynaecology, Medical School, South Australia.
Insights
Aboriginal children in Yalata showed significant growth deficits and lower nutrient levels compared to other groups. Poor nutrition and potential Giardiasis infection may be contributing factors to their poorer health outcomes.
Area of Science:
- Nutritional science
- Pediatric health
- Public health
Background:
- Growth and nutritional status are critical indicators of child health.
- Previous studies have highlighted health disparities in Indigenous populations.
- Understanding these disparities requires detailed anthropometric and biochemical assessments.
Purpose of the Study:
- To compare the growth and nutritional status of Aboriginal children from two settlements with a rural Caucasian group.
- To identify specific nutritional deficiencies and anthropometric deficits in the studied populations.
- To explore potential etiological factors for observed growth impairments.
Main Methods:
- Comparative analysis of body weight, height, and intracellular water (cell mass).
- Measurement of plasma concentrations of albumin, vitamins (alpha-tocopherol, beta-carotene, retinol), trace elements (zinc), and iron stores.
- Study involved Aboriginal children (6-13.5 years) from two rural settlements and Caucasian children from a rural school.
Main Results:
- Yalata Aboriginal children exhibited significantly lower body weight, height for age, and intracellular water.
- Lower plasma concentrations of albumin, zinc, iron, alpha-tocopherol, beta-carotene, and retinol were observed in Yalata children compared to Nepabunna children.
- Nepabunna Aboriginal children's parameters did not differ significantly from rural Caucasian children.
Conclusions:
- Significant growth and nutritional deficits were identified in Yalata Aboriginal children.
- Potential causes include poor nutrition and/or recurrent bowel infections (e.g., Giardiasis) leading to malabsorption.
- Intervention strategies focusing on nutrition and infection control are warranted for the Yalata community.
Abstract:
Comparative studies of body weight, height, intracellular water representing cell mass, and age, and plasma concentrations of albumin, vitamins, trace elements and iron stores in Aboriginal children aged 6 to 13.5 years, from two rural Aboriginal settlements and one rural Caucasian school (Hawker) provided evidence of significant deficits in one of the Aboriginal settlements (Yalata). Yalata Aboriginal children had lower body weights and heights for age and lower intracellular water values. Plasma albumin, zinc, iron, alpha-tocopherol, beta-carotene and retinol concentrations were lower relative to the normally grown Aboriginal children at Nepabunna. The latter children did not differ from rural Caucasian children for the parameters studied. The reasons for this poorer growth at Yalata may reside in poor nutrition, or repeated bowel infection in postnatal life leading to malabsorption, or both. Limited observational evidence suggests that Giardiasis has a high prevalence at Yalata, and it has been shown elsewhere that Giardiasis is capable of inducing malabsorption with resulting nutritional deficiencies.