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Are diarrhoea control programmes likely to reduce childhood malnutrition? Observations from rural Bangladesh
Insights
Diarrhoea temporarily impacts growth in young Bangladeshi children. However, children recover from non-bloody diarrhoea, suggesting long-term nutritional status is unlikely to improve through diarrhoea control alone.
Area of Science:
- Child Health
- Nutritional Science
- Pediatrics
Background:
- Diarrhoea is a significant health concern for children in developing countries.
- Understanding the long-term impact of diarrhoea on child growth is crucial for public health interventions.
Purpose of the Study:
- To examine the relationship between diarrhoea history and growth in rural Bangladeshi children aged 6-35 months.
- To determine if growth deficits following diarrhoea are transient or persistent.
Main Methods:
- Analysis of 1772 3-month intervals of child growth data.
- Comparison of weight gain and linear growth in intervals with and without diarrhoea.
- Assessment of catch-up growth following non-bloody diarrhoea episodes.
Main Results:
- Children experienced lower weight gain and linear growth during intervals with diarrhoea.
- Deficits in weight and height gain were not apparent a few weeks after non-bloody diarrhoea episodes.
- Catch-up growth was observed after non-bloody diarrhoeas.
Conclusions:
- The impact of diarrhoea on child growth appears to be transient.
- Efforts focused solely on diarrhoea control may not significantly improve long-term nutritional status in this population.
- Further research into other factors affecting child nutrition is warranted.
Abstract:
Growth of rural Bangladeshi children aged 6-35 months was examined in relation to the history of diarrhoea in 1772 3-month intervals. Weight gain and linear growth were lower in intervals with a history of diarrhoea than in intervals without diarrhoea. However, comparison of weight and height gains in intervals during which diarrhoea occurred at the beginning or at the end showed that after non-bloody diarrhoeas children catch up and that deficits in weight gain and linear growth were no longer apparent a few weeks later. These findings suggest that the effect of diarrhoea on growth is transient and that efforts to control diarrhoea are unlikely to improve children's nutritional status in the long term.
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