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Can Stories Encourage the Elderly to Vaccinate? Combining Viewer-tailored Personal Narrative Videos With Informational Videos to Improve Vaccine Uptake Among Older Adults

Who can join

Ages 50 and older · All sexes · Healthy volunteers welcome

Inclusion Criteria:

* U.S. adults aged 50 and older

Exclusion Criteria:

* Participants who do not complete the survey
* Participants who are unable or refuse to view and listen to videos on the participant's device

About the study

This study will compare the use of informational videos only, personal story videos only, and the combination of both, to see which is most effective in increasing vaccination among older adults.

What is being tested

• Informational Animation Video (behavioral)
• Personal Narrative Video (behavioral)

Sponsor: Johns Hopkins Bloomberg School of Public Health · Participants: 6,000 · Started: Sep 16, 2025

Contact the study team

• Michelle Goryn · Phone: 919-357-2484

Official record on ClinicalTrials.gov — NCT06890403

Locations in the U.S.

From ClinicalTrials.gov, data retrieved Nov 15, 2026. Each study sets its own eligibility; the study team decides who can join.