An interventional study to examine the effect of shared decision making in a family on intention of HPV vaccination in order to protect Japanese girls from HPV due to the low coverage of the vaccination and excess of mothers' responsibility to make a decision.

An interventional study to examine the effect of shared decision making in a family on intention of HPV vaccination in order to protect Japanese girls from HPV due to the low coverage of the vaccination and excess of mothers' responsibility to make a decision. - Shared decision making in a family on intention of HPV vaccination

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000024811

Enrollment

900

Registered

2016-11-12

Start date

2016-11-21

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Cervical cancer

Interventions

The one group will be instructed to involve their husband in the discussion with newly created decision aid materials as well as the promotional leaflet. These materials and the questionnaire will be

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: The target population is married mothers whose daughters must be from 12 to 18 years old.

Exclusion criteria

Exclusion criteria: The criteria of exclusion into the study is that their daughters have already had experience of HPV vaccination.

Design outcomes

Primary

Measure	Time frame
Intention to vaccinate young females	—

Countries

Japan

Contacts

Public ContactYusuke Tanaka

Osaka University Graduate School of Medicine Department of Obstetrics and Gynecology

ytanaka-jun@umin.ac.jp06-6879-3351

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026

An interventional study to examine the effect of shared decision making in a family on intention of HPV vaccination in order to protect Japanese girls from HPV due to the low coverage of the vaccination and excess of mothers&#39; responsibility to make a decision.