Trends and determinants in breastfeeding among Korean infants (2007-2021): a nationwide study using the National Health Screening Program for Infants and Children.

ABSTRACT:

Background

Breastfeeding has nutritional, immunological, and psychological benefits for infants. However, breastfeeding rates have recently declined in South Korea.

Purpose

This study aimed to investigate the breastfeeding trends and determinants in a nationwide birth cohort.

Methods

This retrospective cohort study used claims data from the National Health Insurance Service from 2007-2022. Infants born between 2007 and 2021 who underwent at least one National Health Screening Program for Infants and Children examination were included in this study. Breastfeeding rates were analyzed across eight age-specific sessions, and logistic regression models were used to identify factors associated with breastfeeding practices.

Results

At 4-6 months, the prevalence of bre

SUBMITTER: Kang M 

PROVIDER: S-EPMC12488273 | biostudies-literature | 2025 Oct

REPOSITORIES: biostudies-literature