This is a Master ClinicalTrials.gov Protocol for study 20-01796: Aim 1: Examining Influence of Social Media Ads on Black and White Adolescents' Food Choices - Study 1 (NCT05380505) Aim 2: A Randomized Trial to Examine the Influence of "Likes" in Social Media Food Ads on Black and White Adolescents' Food Purchases - Study 2 (NCT06969638) Aim 3: Comparing the Effects of Racial Congruence, "Likes," and Food Images in Social Media Ads on Adolescents' Caloric Intake - Study 3 (NCT06969651)
Age range
13 Years – 17 Years
Sex
ALL
See this in plain English?
AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.
Bring these to your next appointment. They're a starting point for a shared conversation — not a sign you qualify or a recommendation to enrol.
Generated to help you prepare — always confirm anything about your own eligibility and care with the study team and your doctor.
The trial coordinator is the person who runs the study day to day. These cover the practical side — logistics, costs, and what taking part would actually mean for your life. The study team confirms whether you meet the criteria; these are questions to ask, not a sign you qualify.
A starting point for the conversation — always confirm anything about your own eligibility, costs, and care with the study team and your doctor.
Number of Calories Purchased
Timeframe: Day 0 (approximately 15 minutes )
Number of Calories Purchased
Timeframe: Day 0 (approximately 5 minutes)
Caloric Intake
Timeframe: Day 0 (approximately 60 minutes)
Visual Attention to Ad Features - First Fixation
Timeframe: Day 0 (approximately 60 minutes)
Visual Attention to Ad Features - Gaze Duration
Timeframe: Day 0 (approximately 60 minutes)
Visual Attention to Ad Features - Number of Fixations
Timeframe: Day 0 (approximately 60 minutes)