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Infant Feeding Practices and Nut Allergy over Time in Australian School Entrant Children

Jessica Paton1, Marjan Kljakovic, Karen Ciszek

  • 1Academic Unit of General Practice, Australian National University Medical School, P.O. Box 11, Woden, Canberra, ACT 2606, Australia.

International Journal of Pediatrics
|July 20, 2012
PubMed

Insights

Infant breastfeeding in the first six months was associated with a higher risk of parent-reported nut allergy in children. Alternative feeding practices showed a protective effect against developing nut allergies.

Area of Science:

  • Pediatrics
  • Allergology
  • Public Health

Background:

  • Parent-reported nut allergy is a growing concern in childhood.
  • Infant feeding practices are hypothesized to influence allergy development.

Purpose of the Study:

  • To investigate the association between infant feeding practices and parent-reported nut allergy.
  • To identify potential risk and protective factors for nut allergy in school-aged children.

Main Methods:

  • Retrospective analysis of data from the Kindergarten Health Check Questionnaire (2006-2009).
  • Inclusion of 15,142 children from Australian Capital Territory primary schools.
  • Statistical analysis of parent-reported nut allergy and feeding practices.

Main Results:

  • 3.2% of children reported peanut allergy and 3.9% reported other nut allergies.
  • Breastfeeding in the first six months showed a positive association with nut allergy (OR = 1.53).
  • Feeding alternatives to breast milk in the first six months demonstrated a protective effect (OR = 0.71).

Conclusions:

  • Breastfeeding during the first six months of life is linked to an increased risk of parent-reported nut allergy.
  • Alternative infant feeding strategies may offer protection against nut allergy development.

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