Clinical trialNCT04042467CompletedInterventional

Greenlight Plus Study: Approaches to Early Childhood Obesity Prevention

SponsorVanderbilt University Medical CenterEnrollment900Behavior, HealthChild Obesity

View the registry record on ClinicalTrials.gov

Summary

The lay summary the sponsor registered on ClinicalTrials.gov.

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.

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Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

Alan Delamater, PhD
University of Miami
Principal Investigator
clinicaltrials.gov ↗
Charles Wood, MD, MPH
Duke University
Principal Investigator
clinicaltrials.gov ↗
Eliana Perrin, MD, MPH
Johns Hopkins University
Principal Investigator
clinicaltrials.gov ↗
H. Shonna Yin, MD, MS
NYU School of Medicine, NYU Langone Health
Principal Investigator
clinicaltrials.gov ↗
Kori Flower, MD, MS, MPH
University of North Carolina, Chapel Hill
Principal Investigator
clinicaltrials.gov ↗
Lee Sanders, MD, MPH
Stanford University
Principal Investigator
clinicaltrials.gov ↗
Russell Rothman, MD, MPP
Vanderbilt University Medical Center
Principal Investigator
clinicaltrials.gov ↗
William Heerman, MD, MPH
Vanderbilt University Medical Center
Principal Investigator
clinicaltrials.gov ↗

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

6 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

United States

Stanford University
Stanford, California, United States
University of Miami
Coral Gables, Florida, United States
New York University
New York, New York, United States
University of North Carolina
Chapel Hill, North Carolina, United States
Duke University
Durham, North Carolina, United States
Vanderbilt University Medical Center
Nashville, Tennessee, United States

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

No drug or biological interventions are in our data for this study. It may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start: 6 Nov 2019
Primary completion: 17 Jan 2024
Completion: 17 Jan 2024
Last update posted: 16 Oct 2025
Registered enrollment: 900
Registry id: NCT04042467

clinicaltrials.gov ↗

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 24 Aug 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.