NCT05984849

Brief Summary

This proposed study aims to conduct timely research that promotes vaccine confidence and vaccination of one strongly recommended vaccine with suboptimal uptake rates: Human papillomavirus (HPV) in vulnerable and underserved youth aged 11-14.

Trial Health

77
On Track

Trial Health Score

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

Enrollment
180

participants targeted

Target at P75+ for not_applicable

Timeline
15mo left

Started Sep 2025

Typical duration for not_applicable

Geographic Reach
1 country

1 active site

Status
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 Progress36%
Sep 2025Aug 2027

First Submitted

Initial submission to the registry

July 25, 2023

Completed
15 days until next milestone

First Posted

Study publicly available on registry

August 9, 2023

Completed
2.1 years until next milestone

Study Start

First participant enrolled

September 1, 2025

Completed
1.9 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

August 1, 2027

Expected
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

August 1, 2027

Last Updated

September 8, 2025

Status Verified

September 1, 2025

Enrollment Period

1.9 years

First QC Date

July 25, 2023

Last Update Submit

September 2, 2025

Conditions

Keywords

adolescentgame intervention

Outcome Measures

Primary Outcomes (5)

  • Percentage of eligible individuals agreeing to participate

    Assessed by the % of eligible individuals agreeing to participate

    T0 (occurs after consenting and before assigning to different study conditions)

  • Proportion of participants who are retained through follow-up

    Assessed by the % of participants who are retained through follow-up

    T2 (occurs two months after completion of the intervention)

  • Percentage of participants who complete the intervention and assessments

    Assessed by the % of participants who complete the intervention and assessments

    T2 (occurs two months after completion of the intervention)

  • Participant satisfaction with the project

    Assessed by two Likert scale questions: (1) are you satisfied with the program? (2) Will you recommend this program to others? Responses: from (1) very dissatisfied/definitely not to (5) very satisfied/definitely yes)

    T2 (occurs two months after completion of the intervention)

  • Intention to vaccinate the children against HPV

    Assessed by a Likert scale question: How likely will you (parent) vaccinate your child against HPV? Responses: (0) no; (1) maybe; (2) yes

    T0 (occurs after consenting and before assigning to different study conditions); T1 (occurs immediately post intervention);T2 (occurs two months after completion of the intervention)

Secondary Outcomes (1)

  • Children receives the first dose of HPV vaccine

    T2 (occurs two months after completion of the intervention)

Study Arms (2)

HPV game group

EXPERIMENTAL

parent-child dyads receive HPV game intervention

Behavioral: vaccination game

Usual care

NO INTERVENTION

parent-child dyads receive usual care (no intervention)

Interventions

A health game to promote HPV vaccination among youth

HPV game group

Eligibility Criteria

Age11 Years - 14 Years
Sexall
Healthy VolunteersYes
Age GroupsChild (0-17)

You may qualify if:

  • Child sample: (1) 11-14 years old, (2) speaks and reads English, (3) has never received any doses of the HPV vaccine, (4) is not currently enrolled in another project that involves HPV-related education, and (5) agrees and provides assent to participate in research activities.
  • Parent sample: (1) parent or legal guardian of the participating child, (2) speak and read English, (3) own a smartphone, (4) agree to receive email and text messages, (5) is not currently enrolled in another project that involves HPV-related education, and (6) agree and provide consent to participate in research activities.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Community

Chandler, Arizona, 85224, United States

RECRUITING

MeSH Terms

Conditions

Vaccine-Preventable Diseases

Condition Hierarchy (Ancestors)

Infections

Study Officials

  • ANGELA C CHEN, PhD

    Michigan State University

    PRINCIPAL INVESTIGATOR

Central Study Contacts

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
SINGLE
Who Masked
OUTCOMES ASSESSOR
Purpose
PREVENTION
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Professor

Study Record Dates

First Submitted

July 25, 2023

First Posted

August 9, 2023

Study Start

September 1, 2025

Primary Completion (Estimated)

August 1, 2027

Study Completion (Estimated)

August 1, 2027

Last Updated

September 8, 2025

Record last verified: 2025-09

Data Sharing

IPD Sharing
Will share

De-identified, non-sensitive data will be deposited in Dryad no later than the date of publication.

Time Frame
Start: no later than the date of publication End: remain publicly available for 3 years following publication
Access Criteria
All users will have open access to the data without restriction, consistent with Dryad's open-access model. Data can be accessed directly through Dryad's website using the assigned DOI, ensuring discoverability and persistent availability. No personally identifiable or sensitive information will be shared.

Locations