Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.
NCT03648138 · ClinicalTrials.gov registry record · NA
Testing the Influence of Different Sugary Drink Warning Label Designs
A NA study, sponsored by University of Pennsylvania.
- Completed
- Registry status
- NA
- Development phase
- 1,016
- Enrollment target
NCT03648138: Completed NA study, sponsored by University of Pennsylvania.
NCT03648138 is a NA study that has completed, run by University of Pennsylvania. The registered enrollment target is 1,016 participants, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (28% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT03648138, a NA study, has completed, sponsored by University of Pennsylvania.
- COMPLETED
- Registry status
- NA
- Development phase
- 1,016 participants
- Enrollment target
Study Summary
The aim of this study is to compare different sugary drink labels to see which most influence knowledge, beliefs, purchase intentions and choices. Parents of children ages 6-11 will shop in a virtual convenience store after being randomized to 1 of 4 conditions: 1) calorie labels; 2) text warning labels; 3) graphic sugar warning labels; or 4) graphic health warning. This study will provide data comparing the influence of sugary drink text warning labels and two kinds of graphic warning labels.
Primary Outcome
Participants will select a beverage to purchase in the virtual store. Our outcome will be the percentage of parents choosing a 20-ounce sugary drink for their child
Interventions
- BEHAVIORAL Sugary drink warning labels
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 1,016 participants |
| Start Date | 2020-01-17 |
| Est. Completion | 2020-01-28 |
| Phase | NA |
What the finished NCT03648138 record still lists
NCT03648138 is an interventional study that assigns participants to a tested intervention. Its 1,016 participants enrollment target places it among the larger protocols in the corpus, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (28% lower).
The record links to 0 conditions, and to 1 intervention - of which Sugary drink warning labels is the first listed.
NCT03648138 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT03648138 about?
NCT03648138 is a clinical study titled "Testing the Influence of Different Sugary Drink Warning Label Designs". The aim of this study is to compare different sugary drink labels to see which most influence knowledge, beliefs, purchase intentions and choices. Parents of children ages 6-11 will shop in a virtual convenience store after being randomized to 1 of 4 conditions: 1) calorie labels; 2) text warning la...
What is the current status of trial NCT03648138?
This trial is currently completed. It is a NA study. The enrollment target is 1,016 participants. The study started on 2020-01-17. Estimated completion is 2020-01-28.
What interventions are being tested in trial NCT03648138?
The interventions under investigation include: Sugary drink warning labels (BEHAVIORAL).
Who is sponsoring clinical trial NCT03648138?
This trial is sponsored by University of Pennsylvania, which has 1,423 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT03648138's enrollment target sits among peer trials
1,016 106th of 2000 higher than 1,895 of 2,000 other NA trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other NA trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
Nationwide trials with similar profiles
Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.
Similar enrollment target
- NCT06608823 · 1,016 participants · NA
ARTIST: Aortic Regurgitation Trial Investigating Surgery Versus Trilogy™
- NCT06146738 · 1,015 participants
The PALSUR-study: Palliative Care Versus Surgery in High-grade Glioma Patients (ENCRAM 2203)
- NCT06549595 · 1,018 participants · Phase 3
A Study of Surovatamig (AZD0486) Plus Rituximab in Previously Untreated Follicular Lymphoma Patients
- NCT02178163 · 1,020 participants · NA
Comprehensive Genomic Analysis in Tissue Samples From Patients With Recurrent or Stage IV Non-small Cell Lung Cancer
Similar registry start date
- NCT05962346 · started 2026-12 · NA
Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia
- NCT07125183 · started 2026-12 · Phase 2
Study on Efficacy and Tolerability of Weekly Doxorubicin in Elderly Patients With Advanced or Metastatic Leiomyosarcoma
- NCT07292298 · started 2026-11 · Phase 2
Phase 2 Single-Arm Rectal Cancer Brachytherapy for Patients With Low-Lying Residual Adenocarcinoma After Total Neoadjuvant Therapy to Improve Organ Preservation Rates
- NCT04263285 · started 2026-10 · NA
Treatment of Depression Post-SCI