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NET-Works paediatric obesity prevention trial: 66 month outcomes

Simone A French1, Alicia S Kunin-Batson2, Nancy E Sherwood1

  • 1Division of Epidemiology & Community Health, University of Minnesota School of Public Health, Minneapolis, Minnesota, USA.

Pediatric Obesity
|May 12, 2023
PubMed

Insights

The NET-Works trial found a 3-year obesity prevention intervention did not significantly reduce overall child BMI at 66 months. However, it slowed BMI gain in overweight and Hispanic children, suggesting targeted early interventions are effective.

Area of Science:

  • Pediatric obesity prevention
  • Public health interventions
  • Childhood cardiometabolic health

Background:

  • The NET-Works trial (2012-2018) evaluated a multicomponent obesity prevention intervention for children aged 2-4 years.
  • The study aimed to assess long-term effects on body mass index (BMI) and related factors.

Purpose of the Study:

  • To examine the 66-month treatment effects of a multicomponent obesity prevention intervention on child BMI and other health outcomes.
  • To identify potential subgroup effects within the intervention and control groups.

Main Methods:

  • Randomized controlled trial involving 534 children and their caregivers.
  • Follow-up measurements at 66 months included child BMI, physical activity, diet, and cardiometabolic risk factors for 338 parent-child dyads.

Main Results:

  • No significant overall treatment effect on child BMI was observed at 66 months (Effect = -0.38).
  • The intervention significantly slowed BMI gain in children who were overweight at baseline (Effect = -1.28).
  • Hispanic children in the intervention group showed significantly less BMI gain compared to the control group (Effect = -1.04).

Conclusions:

  • Community-based, multicomponent interventions may effectively reduce excess weight gain in specific high-risk subgroups.
  • The NET-Works intervention demonstrated effectiveness in slowing BMI gain among overweight and Hispanic children at 66 months post-randomization.
Abstract

Keywords:
long-term intervention outcomespaediatric obesity prevention

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