UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000037773
Receipt number R000042855
Scientific Title Human papillomavirus vaccine confidence in Japan: A web-based questionnaire survey of mothers, female adolescents, and health care professionals
Date of disclosure of the study information 2019/08/23
Last modified on 2024/04/03 17:21:38

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Basic information

Public title

Human papillomavirus vaccine confidence in Japan: A web-based questionnaire survey of mothers, female adolescents, and health care professionals

Acronym

Human papillomavirus vaccine confidence in Japan: A web-based questionnaire survey of mothers, female adolescents, and health care professionals

Scientific Title

Human papillomavirus vaccine confidence in Japan: A web-based questionnaire survey of mothers, female adolescents, and health care professionals

Scientific Title:Acronym

Human papillomavirus vaccine confidence in Japan: A web-based questionnaire survey of mothers, female adolescents, and health care professionals

Region

Japan


Condition

Condition

Cervical cancer

Classification by specialty

Obstetrics and Gynecology

Classification by malignancy

Malignancy

Genomic information

NO


Objectives

Narrative objectives1

Establish levels of self-reported confidence in HPV vaccines of mothers, female adolescents, and health care professionals (HCPs) in Japan

Compare changes in the HPV vaccine confidence of mothers, female adolescents, and HCPs between two surveys

Basic objectives2

Others

Basic objectives -Others

Assess the intention/factores of HPV vaccination and the intention to recommend HPV vaccines

Trial characteristics_1

Others

Trial characteristics_2

Others

Developmental phase

Not applicable


Assessment

Primary outcomes

HPV vaccine confidence (i.e., importance, effectiveness and safety)

Key secondary outcomes

The intention and the factors of HPV vaccination/recommendation


Base

Study type

Observational


Study design

Basic design


Randomization


Randomization unit


Blinding


Control


Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms


Purpose of intervention


Type of intervention


Interventions/Control_1


Interventions/Control_2


Interventions/Control_3


Interventions/Control_4


Interventions/Control_5


Interventions/Control_6


Interventions/Control_7


Interventions/Control_8


Interventions/Control_9


Interventions/Control_10



Eligibility

Age-lower limit

15 years-old <=

Age-upper limit


Not applicable

Gender

Male and Female

Key inclusion criteria

1.Mothers: Females who have at least one daughter of an HPV vaccination-eligible age (12-16 years)
2.Female adolescents: Females aged 15-19 years
3.HCPs: Gynecologists, pediatricians, or internists

Key exclusion criteria

HCPs who did not see any female adolescents aged between 12-19 years in clinical practice within the past year since the time of study participation

Target sample size

3260


Research contact person

Name of lead principal investigator

1st name Kayo
Middle name
Last name Sato

Organization

MSD K.K.

Division name

Medical Affairs

Zip code

102-8667

Address

1-13-12 Kudan-kita, Chiyoda-ku, Tokyo

TEL

03-6272-0218

Email

ldgproject@merck.com


Public contact

Name of contact person

1st name Kayo
Middle name
Last name Sato

Organization

MSD K.K.

Division name

Medical Affairs

Zip code

102-8667

Address

1-13-12 Kudan-kita, Chiyoda-ku, Tokyo

TEL

03-6272-0218

Homepage URL


Email

ldgproject@merck.com


Sponsor or person

Institute

MSD K.K.

Institute

Department

Personal name



Funding Source

Organization

MSD K.K.

Organization

Division

Category of Funding Organization

Profit organization

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Kitamachi clinic

Address

1-1-3 Kitamachi, Musashino-city, Tokyo

Tel

070-5011-8550

Email

shingo-namiki@j-smo.com


Secondary IDs

Secondary IDs

NO

Study ID_1


Org. issuing International ID_1


Study ID_2


Org. issuing International ID_2


IND to MHLW



Institutions

Institutions



Other administrative information

Date of disclosure of the study information

2019 Year 08 Month 23 Day


Related information

URL releasing protocol

NA

Publication of results

Published


Result

URL related to results and publications

https://doi.org/10.1080/21645515.2021.1918042

Number of participants that the trial has enrolled

3127

Results

Levels of HPV vaccine confidence were higher among HCPs than among mothers and female adolescents.

Results date posted

2024 Year 04 Month 03 Day

Results Delayed


Results Delay Reason


Date of the first journal publication of results

2021 Year 06 Month 01 Day

Baseline Characteristics

1,646 mothers, 562 female adolescents, and 919 HCPs.

Participant flow

A subject of this survey conducted using a physician panel and a general consumer panel: A survey was conducted on 1,646 mothers, 562 female adolescents, and 919 HCPs.

Adverse events

Adverse event was not collected in this study.

Outcome measures

HPV vaccine confidence (i.e., importance, effectiveness, and safety of HPV vaccinces) of mothers, female adolescents, and HCPs

Plan to share IPD


IPD sharing Plan description



Progress

Recruitment status

Completed

Date of protocol fixation

2019 Year 07 Month 12 Day

Date of IRB

2019 Year 10 Month 16 Day

Anticipated trial start date

2019 Year 10 Month 17 Day

Last follow-up date

2019 Year 10 Month 24 Day

Date of closure to data entry

2019 Year 10 Month 28 Day

Date trial data considered complete

2019 Year 10 Month 31 Day

Date analysis concluded

2020 Year 04 Month 01 Day


Other

Other related information

The pilot survey was conducted from Aug 28 to 30 2019.
The first main survey was conducted from Oct 17 to 24 2019.


Management information

Registered date

2019 Year 08 Month 22 Day

Last modified on

2024 Year 04 Month 03 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000042855


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name