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Newborn vitamin A supplementation reduced infant mortality in rural Bangladesh

Rolf D W Klemm1, Alain B Labrique, Parul Christian

  • 1DrPH, Johns Hopkins University, Center for Human Nutrition, Department of International Health, Bloomberg School of Public Health, 615 North Wolfe St, Baltimore, MD 21205. rklemm@jhsph.edu.

Pediatrics
|July 4, 2008
PubMed

Insights

Newborn vitamin A supplementation significantly reduced infant mortality by 15% in Bangladesh. This intervention improved infant survival through the first six months of life, offering crucial public health benefits.

Area of Science:

  • Public Health
  • Neonatal Medicine
  • Nutritional Science

Background:

  • Infant mortality remains a significant global health challenge, particularly in South Asia.
  • Vitamin A deficiency is common in developing regions and impacts infant survival.
  • Early life nutrition is critical for neonatal health and development.

Purpose of the Study:

  • To evaluate the impact of a single 50,000 IU dose of vitamin A on all-cause infant mortality up to 24 weeks of age.
  • To assess the efficacy of newborn vitamin A supplementation in a rural Bangladeshi population.

Main Methods:

  • A community-based, double-masked, cluster-randomized, placebo-controlled trial was conducted in rural northwest Bangladesh.
  • Newborns received either a single oral dose of 50,000 IU vitamin A or a placebo shortly after birth.
  • Infant vital status was monitored through 24 weeks of age to determine mortality rates.

Main Results:

  • A total of 15,902 infants received their study supplement, with vital status known for 15,937.
  • Vitamin A supplementation resulted in a 15% reduction in all-cause infant mortality compared to placebo (Relative Risk = 0.85).
  • The protective effect of vitamin A was consistent across various infant and maternal subgroups.

Conclusions:

  • Newborn vitamin A supplementation significantly improves infant survival in the first six months of life in Bangladesh.
  • These findings support vitamin A supplementation shortly after birth as an effective strategy to reduce infant mortality in South Asia.
  • The results align with previous studies in Indonesia and India, strengthening the evidence base for this intervention.
Abstract

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