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The cost-effectiveness of a Short-form-videos for Change (S4C) program for HPV vaccination among parents-adolescent dyads: a cluster-randomized pilot study

The cost-effectiveness of a Short-form-videos for Change (S4C) program for HPV vaccination among parents-adolescent dyads: a cluster-randomized pilot study

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2300071633
Enrollment
Unknown
Registered
2023-05-19
Start date
2024-01-01
Completion date
Unknown
Last updated
2025-07-14

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Knowledge, willingness, and behaviors of adolescents and their parents regarding HPV vaccination

Interventions

Intervention group:HPV vaccination education lecture and videos
Control group:Adolescent reproductive health awareness lecture (not related to HPV and cervical cancer related content)

Sponsors

School of Public Health, Zhejiang University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
12 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. Students and their parents from schools in Huzhou and other regions in Zhejiang Province; 2. Students of female gender, aged 12-14 years and their parents; 3. Have not received any doses of HPV vaccine (students); 4. Participate voluntarily with parental informed consent.

Exclusion criteria

Exclusion criteria: 1. Participation in other scientific research projects related to HPV and cervical cancer during the same period; 2. Presence of significant communication barriers and non-compliance; 3. Ineligible for HPV vaccination (students), such as allergic to vaccine components; 4. Lack of electronic devices for parents to receive video intervention.

Design outcomes

Primary

MeasureTime frame
HPV vaccination status in adolescents;Parents' willingness to vaccine adolescents against HPV;

Secondary

MeasureTime frame
Adolescents and parents' knowledge to HPV vaccine;Parental appointments for HPV vaccine for adolescents;

Countries

China

Contacts

Public ContactChangzheng Yuan

School of Public Health, Zhejiang University

chy478@zju.edu.cn+86 173 2686 0291

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026