UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000061169
Receipt number R000069998
Scientific Title Development and Evaluation of a Participatory Program for Building Workplace Connectedness
Date of disclosure of the study information 2026/04/06
Last modified on 2026/04/06 15:07:43

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Basic information

Public title

Development and Evaluation of a Participatory Program for Building Workplace Connectedness

Acronym

Participatory Workplace Connectedness Program

Scientific Title

Development and Evaluation of a Participatory Program for Building Workplace Connectedness

Scientific Title:Acronym

Participatory Workplace Connectedness Program

Region

Japan


Condition

Condition

Workplace loneliness and social isolation

Classification by specialty

Psychosomatic Internal Medicine Nursing Not applicable
Adult

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

This study aims to develop and evaluate a participatory program for building workplace connectedness, based on the framework of participatory workplace environment improvement.

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1

Confirmatory

Trial characteristics_2

Explanatory

Developmental phase

Not applicable


Assessment

Primary outcomes

Change in workplace loneliness measured by the Scale for Loneliness at Work (SLAW)

Key secondary outcomes

Change in psychological distress measured by the K6 scale
Change in work engagement measured by the Utrecht Work Engagement Scale (UWES)
Change in workplace social capital
Change in perceived supervisor and coworker support
Change in work productivity (presenteeism)


Base

Study type

Interventional


Study design

Basic design

Single arm

Randomization

Non-randomized

Randomization unit


Blinding

Open -no one is blinded

Control

Uncontrolled

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

1

Purpose of intervention

Educational,Counseling,Training

Type of intervention

Other

Interventions/Control_1

Intervention:
A participatory program for building workplace connectedness based on the participatory workplace environment improvement approach.

Duration:
Approximately 6 months (3-month intervention period and 3-month follow-up period)

Frequency and number of sessions:

Workplace session (group discussion): once per workplace (approximately 60 minutes)
Feedback/presentation session: once per workplace (approximately 60 minutes)
Implementation of action plans: ongoing during routine work for approximately 3 months

Intervention components:
The program consists of four steps:

Preparation and individual assessment
Participants complete an action checklist to reflect on their workplace environment prior to the group session.
Workplace session (group discussion)
Participants review workplace practices using good practice examples and an action checklist, followed by small group discussions to identify improvement actions.
Development and implementation of action plans
Each workplace develops feasible, low-cost improvement plans and implements them over approximately 3 months.
Feedback/presentation session
Participants share the outcomes and challenges of the implemented improvements and discuss future directions for workplace development.

Implementation:
The program is facilitated by the principal investigator, while employees take the lead in identifying and implementing improvements. Standardized tools and procedures are used across all workplaces.

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

20 years-old <=

Age-upper limit

65 years-old >

Gender

Male and Female

Key inclusion criteria

Participants must meet all of the following criteria:
Employees who continue working in the intervention workplace throughout the intervention period
Non-managerial employees
Those who provide consent to complete the questionnaires before and after the intervention
Participating workplaces must be able to implement participatory workplace environment improvement activities at the workplace level, cooperate with web-based surveys before and after the intervention, and have an occupational health consultation system available.

Key exclusion criteria

Participants meeting any of the following criteria will be excluded:

Individuals who are unable to complete questionnaires written in Japanese
Individuals who are on sick leave, childcare leave, or caregiving leave and do not have work attendance during the intervention period
Individuals who are transferred to another workplace or company during the intervention period
Managerial employees

Target sample size

150


Research contact person

Name of lead principal investigator

1st name Etsuko
Middle name
Last name Yoshikawa

Organization

Japanese Red Cross College of Nursing

Division name

Faculty of Nursing

Zip code

1500012

Address

4-1-3, Hiroo, Shibuya-ku, Tokyo, Japan

TEL

0334090875

Email

e-yoshikawa@redcross.ac.jp


Public contact

Name of contact person

1st name Etsuko
Middle name
Last name Yoshikawa

Organization

Japanese Red Cross College of Nursing

Division name

Faculty of Nursing

Zip code

1500012

Address

4-1-3, Hiroo, Shibuya-ku, Tokyo, Japan

TEL

0334090875

Homepage URL


Email

e-yoshikawa@redcross.ac.jp


Sponsor or person

Institute

Japanese Red Cross College of Nursing

Institute

Department

Personal name



Funding Source

Organization

JITS RISTEX

Organization

Division

Category of Funding Organization

Japanese Governmental office

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Japanese Red Cross College of Nursing

Address

4-1-3, Hiroo, Shibuya-ku, Tokyo, Japan

Tel

0334090875

Email

e-yoshikawa@redcross.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

2026 Year 04 Month 06 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

Open public recruiting

Date of protocol fixation

2026 Year 04 Month 06 Day

Date of IRB

2026 Year 04 Month 06 Day

Anticipated trial start date

2026 Year 04 Month 06 Day

Last follow-up date

2026 Year 10 Month 30 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2026 Year 04 Month 06 Day

Last modified on

2026 Year 04 Month 06 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000069998