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Does age affect the response to zinc therapy for diarrhoea in Bangladeshi infants?

Christa L Fischer Walker1, Robert E Black, Abdullah H Baqui

  • 1Department of International Health, Johns Hopkins Bloomberg School of Public Health, 615 North Wolfe Street, Room E5543, Baltimore, MD 21205, USA. cfischer@jhsph.edu

Journal of Health, Population, and Nutrition
|July 22, 2008
PubMed

Insights

Zinc supplementation shows potential benefits in treating diarrhea in children. Further research is needed to confirm its effectiveness, especially in infants under six months old.

Area of Science:

  • Pediatrics
  • Nutritional Science
  • Public Health

Background:

  • Diarrhea remains a leading cause of mortality in children under five globally.
  • Zinc supplementation has been established as an effective treatment for diarrhea in children.
  • Previous studies reported the benefits of zinc for diarrhea treatment in Bangladeshi children aged 3-59 months.

Purpose of the Study:

  • To investigate the age-specific benefits of zinc for diarrhea treatment.
  • To analyze the impact of zinc on diarrhea duration, subsequent morbidity, and mortality across different age strata.

Main Methods:

  • A cluster-randomized trial was conducted in rural Bangladesh.
  • Children aged 3-59 months were included in the study.
  • Data were stratified by age groups: 3-5 months, 6-11 months, and 12-59 months.

Main Results:

  • Trends suggest potential benefits of zinc in reducing diarrhea duration and improving outcomes in all age groups.
  • Statistical significance was not detected in the younger age strata (3-5 and 6-11 months) due to small sample sizes.
  • The study highlights a possible positive effect of zinc on reducing subsequent morbidity and mortality.

Conclusions:

  • Zinc supplementation may offer benefits for treating diarrhea in children across various age groups.
  • Further research is required to establish the efficacy of zinc for diarrhea treatment in infants younger than six months.
  • Age-specific research is crucial for optimizing zinc's role in pediatric diarrhea management.

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