UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000037511
Receipt number R000042748
Scientific Title An intervention study to reduce homophobia and transphobia among workers: a randomized controlled trial
Date of disclosure of the study information 2019/07/28
Last modified on 2022/05/20 16:20:33

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Basic information

Public title

An intervention study to promote appropriate response to sexual minorities

Acronym

An intervention study to promote appropriate response to sexual minorities

Scientific Title

An intervention study to reduce homophobia and transphobia among workers: a randomized controlled trial

Scientific Title:Acronym

An intervention study to reduce homophobia and transphobia

Region

Japan


Condition

Condition

No applicable
Adult

Classification by specialty

Not applicable Adult

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

The purpose of this study is to examine the effectiveness of an intervention program to promote appropriate supports to sexual minority workers among occupational health, human resource, diversity promotion, or managerial staff on homophobia and transphobia, by comparison with the group without intervention. We also aim to examine the effectiveness of the intervention program on improving the knowledge about sexual minorities and the level of confidence to support them appropriately.

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1

Confirmatory

Trial characteristics_2

Pragmatic

Developmental phase

Not applicable


Assessment

Primary outcomes

Homophobia and transphobia (before randomization, at the end of the second intervention, at the end of the fourth intervention, and one month after the intervention).
Homophobia and transphobia will be measured by Implicit Positive and Negative Affect Test (IPANAT), Index of Homophobia (IHP), and Transphobia Scale.

Key secondary outcomes

1) Knowledge of sexual minorities
2) Level of confidence to support sexual minorities
These outcomes will be measured at the end of the second intervention, at the end of the fourth intervention, and one month after the intervention.
3) Implementation of action plan, which will be measured at one month after the intervention.


Base

Study type

Interventional


Study design

Basic design

Parallel

Randomization

Randomized

Randomization unit

Individual

Blinding

Open -no one is blinded

Control

No treatment

Stratification

YES

Dynamic allocation

NO

Institution consideration

Institution is not considered as adjustment factor.

Blocking

YES

Concealment

Central registration


Intervention

No. of arms

2

Purpose of intervention

Educational,Counseling,Training

Type of intervention

Behavior,custom Other

Interventions/Control_1

A total of 11 hours, 4 times, 1-month intervention program. This program consists of improving knowledge about sexual minorities, harassment, homophobia, and transphobia, talks of the parties, role-playing about how to conduct a counseling for them, case studies of corporate activities, and action planning at the affiliation.

Interventions/Control_2

Wait list control condition

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

18 years-old <=

Age-upper limit


Not applicable

Gender

Male and Female

Key inclusion criteria

Occupational health, human resource, diversity promotion, or managerial staff

Key exclusion criteria

None

Target sample size

66


Research contact person

Name of lead principal investigator

1st name Yasumasa
Middle name
Last name Otsuka

Organization

University of Tsukuba

Division name

Faculty of Human Sciences

Zip code

1120012

Address

3-29-1 Otsuka, Bunkyo-ku, Tokyo, Japan

TEL

+81-3-3942-6852

Email

otsuka@human.tsukuba.ac.jp


Public contact

Name of contact person

1st name Yasumasa
Middle name
Last name Otsuka

Organization

University of Tsukuba

Division name

Faculty of Human Sciences

Zip code

1120012

Address

3-29-1 Otsuka, Bunkyo-ku, Tokyo, Japan

TEL

+81-3-3942-6852

Homepage URL


Email

otsuka@human.tsukuba.ac.jp


Sponsor or person

Institute

Faculty of Human Sciences, University of Tsukuba

Institute

Department

Personal name



Funding Source

Organization

Japan Society for the Promotion of Sciences (JSPS)

Organization

Division

Category of Funding Organization

Japanese Governmental office

Nationality of Funding Organization

Japan


Other related organizations

Co-sponsor

None

Name of secondary funder(s)



IRB Contact (For public release)

Organization

Ethics committee of the Faculty of Human Sciences, Tokyo Branch, University of Tsukuba

Address

3-29-1 Otsuka, Bunkyo-ku, Tokyo, Japan

Tel

+81-3-3942-6919

Email

hitorinri@un.tsukuba.ac.jp


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 07 Month 28 Day


Related information

URL releasing protocol


Publication of results

Unpublished


Result

URL related to results and publications


Number of participants that the trial has enrolled


Results


Results date posted


Results Delayed


Results Delay Reason


Date of the first journal publication of results


Baseline Characteristics


Participant flow


Adverse events


Outcome measures


Plan to share IPD


IPD sharing Plan description



Progress

Recruitment status

Completed

Date of protocol fixation

2019 Year 07 Month 28 Day

Date of IRB

2019 Year 07 Month 26 Day

Anticipated trial start date

2019 Year 07 Month 28 Day

Last follow-up date

2020 Year 03 Month 31 Day

Date of closure to data entry

2020 Year 05 Month 31 Day

Date trial data considered complete

2020 Year 05 Month 31 Day

Date analysis concluded

2020 Year 12 Month 31 Day


Other

Other related information



Management information

Registered date

2019 Year 07 Month 27 Day

Last modified on

2022 Year 05 Month 20 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000042748


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name