NCT07222774

Brief Summary

participants are randomized to a study arm that measures intention to perform a health related behavior and follows up to measure behavior

Trial Health

75
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
350

participants targeted

Target at P75+ for not_applicable

Timeline
19mo left

Started Oct 2025

Typical duration for not_applicable

Geographic Reach
1 country

1 active site

Status
active not recruiting

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Progress26%
Oct 2025Dec 2027

First Submitted

Initial submission to the registry

September 4, 2025

Completed
1 month until next milestone

Study Start

First participant enrolled

October 15, 2025

Completed
15 days until next milestone

First Posted

Study publicly available on registry

October 30, 2025

Completed
2.1 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 1, 2027

Expected
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

December 1, 2027

Last Updated

October 30, 2025

Status Verified

September 1, 2025

Enrollment Period

2.1 years

First QC Date

September 4, 2025

Last Update Submit

October 29, 2025

Conditions

Influenza VaccinationBehavior And Behavior Mechanism

Outcome Measures

Primary Outcomes (1)

  • past behavior

    whether behavior was performed

    90 days

Study Arms (2)

control

NO INTERVENTION

no intervention control arm, usual care

intervention

EXPERIMENTAL

create, strengthen intention

Behavioral: Experimental

Interventions

ExperimentalBEHAVIORAL

behavioral intention

intervention

Eligibility Criteria

Sexall
Healthy VolunteersYes
Age GroupsChild (0-17), Adult (18-64), Older Adult (65+)

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Penn Medicine

Philadelphia, Pennsylvania, 19104, United States

Location

MeSH Terms

Conditions

Influenza, Human

Condition Hierarchy (Ancestors)

Respiratory Tract InfectionsInfectionsOrthomyxoviridae InfectionsRNA Virus InfectionsVirus DiseasesRespiratory Tract Diseases

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
BASIC SCIENCE
Intervention Model
PARALLEL
Model Details: We will compare the study outcomes between a control arm and the intervention arm.
Sponsor Type
OTHER
Responsible Party
SPONSOR

Study Record Dates

First Submitted

September 4, 2025

First Posted

October 30, 2025

Study Start

October 15, 2025

Primary Completion (Estimated)

December 1, 2027

Study Completion (Estimated)

December 1, 2027

Last Updated

October 30, 2025

Record last verified: 2025-09

Locations

US(1)