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  1. Home
  3. Associations Of Newborn Social Risk Factors With High Infant Weight-for-length At Age 6 Months: Observational Clinical Cohort.
  1. Home
  3. Associations Of Newborn Social Risk Factors With High Infant Weight-for-length At Age 6 Months: Observational Clinical Cohort.

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Associations of Newborn Social Risk Factors With High Infant Weight-for-Length at Age 6 Months: Observational

Carol Duh-Leong1, Ivette Partida2, Celine Bien-Aime3

  • 1Department of Pediatrics, NYU Grossman School of Medicine, New York, New York, USA.

Obesity (Silver Spring, Md.)
|December 16, 2025

View abstract on PubMed

Summary
This summary is machine-generated.

Newborn utility hardship is linked to infant obesity risk by 6 months. Protecting families from utility shutoffs may help reduce excess infant weight gain.

Keywords:
high infant weight‐for‐lengthsocial risk factorsutility hardship

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Area of Science:

  • Pediatrics
  • Public Health
  • Social Determinants of Health

Background:

  • Infant obesity is a growing concern with long-term health implications.
  • Social risk factors significantly impact infant health outcomes.
  • Understanding these associations is crucial for targeted interventions.

Purpose of the Study:

  • To quantify the association between newborn social risk factors and high infant weight-for-length (WFL) at 6 months.
  • To identify specific social risks contributing to early infant overweight.

Main Methods:

  • Longitudinal, observational study using electronic health records in New York City.
  • Included newborns screened for social risks (food insecurity, housing instability, transportation, utility hardship) using the Accountable Health Communities Screening Tool.
  • Regression analyses assessed associations between social risks and high WFL (97.7th percentile) at 6 months.

    • Main Results:

    • Among 1876 newborns, 23.3% faced food insecurity, 7.9% housing instability, 7.0% transportation problems, and 5.9% utility hardship.
    • Newborns with utility hardship showed significantly higher odds of high WFL (aOR 3.1, 95% CI: 1.7-5.6) after adjusting for multiple factors.

    Conclusions:

    • Newborn utility hardship is a significant predictor of obesity risk at 6 months.
    • Interventions addressing social determinants, like utility shutoff protection, may mitigate excess infant weight gain.
    • Further research should evaluate the effectiveness of utility assistance programs on infant growth.