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Infant feeding practices and asthma in children aged 6 months to 5 years using a propensity score approach

Chukwuemeka E Ogbu1, Samuel Fongue2, Stella C Ogbu3

  • 1College of Public Health, University of South Florida, Tampa, Florida, United States of America.

Central European Journal of Public Health
|January 13, 2022
PubMed

Insights

Exclusive breastfeeding protects children from asthma. Early formula introduction and weaning before six months increase asthma risk in young children, highlighting the importance of breastfeeding guidelines.

Area of Science:

  • Pediatric Health
  • Epidemiology
  • Public Health

Background:

  • Asthma is a prevalent chronic respiratory disease in children.
  • Early life feeding practices are hypothesized to influence asthma development.
  • Understanding these associations is crucial for public health interventions.

Purpose of the Study:

  • To investigate the relationship between exclusive breastfeeding, early formula introduction, early weaning, and childhood asthma.
  • To analyze these associations in a representative sample of US children aged 6 months to 5 years.
  • To utilize a propensity score matching approach to control for confounding factors.

Main Methods:

  • Data from the National Survey of Children's Health (2012-2018) was analyzed.
  • Propensity score matching (PSM) was employed to create comparable groups of children with and without asthma.
  • Logistic regression and chi-squared tests were used for statistical analysis.

Main Results:

  • Exclusive breastfeeding demonstrated a protective effect against asthma.
  • Formula feeding before 6 months was significantly associated with an increased risk of asthma.
  • Early weaning before 6 months was also linked to a higher incidence of childhood asthma.

Conclusions:

  • Public health systems should reinforce exclusive breastfeeding guidelines.
  • Emphasizing exclusive breastfeeding in early childhood interventions can help reduce infant asthma incidence.
  • These findings support WHO recommendations for breastfeeding in developed nations.
Abstract

Keywords:
asthmabreastfeedingformula feedingpropensity score matching

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