CI

At a glance

ClinicalIndex Comparison Record
N/ACompleted· 900 enrolled
Drug / intervention
Greenlight Plus +1 morebehavioral
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT04042467
NCT04042467N/ACompleted
CompareCT.gov

Greenlight Plus Study: A Randomized Study of Approaches to Early Childhood Obesity Prevention

Vanderbilt University Medical Center·interventional·Posted Aug 2, 2019·Updated Oct 16, 2025

In Brief

A clinical study evaluating Greenlight Plus and Greenlight for Behavior, Health and Child Obesity. Completed, enrolled 900 participants across 6 sites.

Detailed Summary

A randomized controlled trial enrolling 900 parent-infant dyads (English and Spanish speaking) comparing Greenlight (control), a behavioral intervention focusing on nutrition, physical activity, media use, and sleep as compared to Greenlight Plus (intervention) which includes the above materials plus a health information technology (HIT) intervention aimed at supporting family goal-setting and behavior change during well-child checks throughout the first 2 years of life.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
ConditionsBehavior, Health, Child Obesity
CountriesUnited States
CollaboratorsPatient-Centered Outcomes Research Institute, Duke University, University of North Carolina, Chapel Hill, Stanford University, NYU Langone Health, University of Miami, Johns Hopkins University

Timeline

N/ACompletedFinished
2020202120222023202420252026
First PostedAug 2, 2019
Enrollment StartNov 6, 2019
Primary CompletionJan 17, 2024
TodayJul 2, 2026
Enrollment to primary: 4.2 yearsPosted 6.9 years ago

Interventions

Greenlight Plusbehavioral

Families randomized to the Greenlight Plus arm will receive a HIT intervention starting at the newborn clinic visit. During the newborn visit, these families will receive basic instructions on how to access the Greenlight technology platform, which includes the iOTA text-messaging application and a website (usable on desktop or mobile platform). Families will receive text messages and goal-setting over the first 2 years of the child's life.

Greenlightbehavioral

All residents and families seen in the participating clinics will receive the basic Greenlight materials.