Clinical Trial

E-cigarette Social Media Marketing and Its Perceptions by Youth

Not Yet Recruiting
View on ClinicalTrials.gov →
Summary
The proposed study will conduct two randomized between-subject experiments among 6,000 adolescents (per each experiment) recruited nationwide to test the effects of audio-visual features of e-cigarette influencer marketing on perceptions of influencer credibility, e-cigarette harm perceptions, appeal, and susceptibility to e-cigarette use. This protocol represent the first experiment.
Protocol Amendment History 6 changes
critical Trial status changed: Recruiting → Not Yet Recruiting 2026-07-21
notable Primary completion pushed: 2027-11-01 -> 2028-12-30 2026-07-21
minor Completion pushed: 2028-05-01 -> 2030-12-30 2026-07-21
critical Recruitment opened 2026-07-17
notable Primary completion moved earlier: 2028-12-30 -> 2027-11-01 2026-07-17
minor Completion moved earlier: 2030-12-30 -> 2028-05-01 2026-07-17
Trial Details
NCT Number NCT07694739
Lead Sponsor University of Southern California
Collaborators: National Institutes of Health (NIH)
Conditions Vaping
Enrollment 6,000 participants
Start Date 2027-01-01
Primary Completion 2028-12-30 (estimated)
Study Completion 2030-12-30 (estimated)
Updated on ClinicalTrials.gov 2026-07-20