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The effect of breastfeeding on children's growth indices up to 6 months: An application of multivariate t linear

Maryam Moradi1, Kambiz Ahmadi Angali2, Mohammad Hassan Behzadi1

  • 1Department of Statistics, Science and Research Branch, Islamic Azad University, Tehran, Iran.

Journal of Research in Medical Sciences : the Official Journal of Isfahan University of Medical Sciences
|May 22, 2023
PubMed

Insights

Breastfeeding significantly improves infant growth indicators, including height and weight, compared to formula feeding. Exclusive breastfeeding in the first six months is crucial for optimal child development.

Area of Science:

  • Pediatrics
  • Nutrition Science
  • Child Development

Background:

  • Assessing the impact of infant nutrition on growth is essential for public health.
  • Breastfeeding is widely recognized for its benefits, but quantitative data on its effect on specific growth indices are continuously studied.

Purpose of the Study:

  • To determine the effect of breastfeeding on children's growth indices.
  • To compare the growth patterns of breastfed infants versus formula-fed infants.

Main Methods:

  • Longitudinal study design tracking children's growth.
  • Dependent variables: height, weight, and head circumference.
  • Independent variable: type of nutrition (breast milk vs. formula).
  • Statistical analysis using a multivariate t linear mixed model.

Main Results:

  • Infants fed breast milk exhibited statistically significant differences in height, weight, and head circumference compared to formula-fed infants (P < 0.05).
  • The positive impact of breastfeeding was observed across all measured growth parameters.

Conclusions:

  • Exclusive breastfeeding, particularly during the first six months of life, significantly enhances child growth indicators.
  • Breast milk confers superior developmental advantages compared to infant formula or mixed feeding regimens.
Abstract

Keywords:
Growthlongitudinal datamultivariate t distribution

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