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

Johns Hopkins Bloomberg School of Public Health

Status: Enrolling

Conditions: Vaccination

Treatments: Behavioral: Informational Animation Video; Behavioral: Personal Narrative Video

Study type: Interventional

Funder types: Other; Industry

Identifiers

NCT06890403

IRB00032331

Details and patient eligibility

About

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.

Enrollment: 6,000 estimated patients

Sex: All

Ages: 50+ years old

Volunteers: Accepts Healthy Volunteers

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

Trial design

Primary purpose: Prevention

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: None (Open label)

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6,000 participants in 5 patient groups

Control

No Intervention group

Description:

no videos

Animation Only

Experimental group

Description:

informational animation video only

Treatment:

Behavioral: Informational Animation Video

Narrative Only

Experimental group

Description:

personal narrative video only

Treatment:

Behavioral: Personal Narrative Video

Narrative Then Animation

Experimental group

Description:

personal narrative video followed immediately by the informational animation video

Treatment:

Behavioral: Personal Narrative Video

Behavioral: Informational Animation Video

Animation Then Narrative

Experimental group

Description:

informational animation video followed immediately by the personal narrative video

Treatment:

Behavioral: Personal Narrative Video

Behavioral: Informational Animation Video