UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000057350
Receipt number R000063693
Scientific Title A Non-Randomized Trial of Community Participation Support for People with Acquired Brain Injury After Driving Cessation in Japan
Date of disclosure of the study information 2025/03/25
Last modified on 2026/03/12 07:20:44

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Basic information

Public title

Community Participation Support for People with Acquired Brain Injury After Driving Cessation in Japan

Acronym

Community Participation Support After Driving Cessation

Scientific Title

A Non-Randomized Trial of Community Participation Support for People with Acquired Brain Injury After Driving Cessation in Japan

Scientific Title:Acronym

"The Effect of Community Participation Support for Individuals Following Driving Cessation After Acquired Brain Injury

Region

Japan


Condition

Condition

Acquired brain injury

Classification by specialty

Neurology Neurosurgery Rehabilitation medicine

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

The aim of this study is to examine the intervention effects of a community life support program for individuals who have had to stop driving due to illness or injury, using the "Person-Occupation-Environment" theory to develop the "Model of Experiences for Individuals and Families After Driving Cessation." This participatory program, titled the Community Life Support Program for Individuals with Acquired Brain Injury after Driving Cessation (CLASP-AID), is designed to support community living for individuals after driving cessation.

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1

Confirmatory

Trial characteristics_2

Pragmatic

Developmental phase



Assessment

Primary outcomes

Change in occupational performance measured using the Canadian Occupational Performance Measure (COPM). The COPM is a client-centered semi-structured interview used to identify occupational performance problems that are important to the individual and to rate both performance and satisfaction on a 10-point scale. In this study, the change in the performance score will be treated as the primary outcome, while satisfaction scores will be analyzed as a secondary indicator. COPM assessments will be conducted at baseline and post-intervention, and changes in scores will be evaluated.

Key secondary outcomes

Readiness for driving cessation and mobility transition
Readiness for mobility transition will be assessed using the Japanese version of the Assessment of Readiness for Mobility Transition (ARMT-J), which evaluates emotional and attitudinal readiness for mobility changes associated with aging and driving cessation.

Health-related quality of life
Health-related quality of life will be assessed using the Medical Outcomes Study 12-Item Short-Form Health Survey version 2 (SF-12), a validated questionnaire measuring eight domains: physical functioning, role physical, bodily pain, general health, vitality, social functioning, role emotional, and mental health.

Depressive symptoms
Depressive symptoms will be assessed using the 15-item Geriatric Depression Scale (GDS-15), a validated screening tool for depression in older adults. Scores >= 5 indicate depressive tendency and >= 10 suggest probable depression.

Environmental factors
Environmental factors will be assessed using the Comprehensive Environmental Questionnaire for the Elderly (CEQ), consisting of 14 items across three domains (safe living environment, social interaction environment, and family environment). Items are rated on a 4-point scale, with higher scores indicating more supportive environments.

Life-space mobility
Life-space mobility will be assessed using the Life-Space Assessment (LSA). The LSA measures the extent of mobility from within the home to outside the town, considering frequency and level of independence (score range: 0-120).

Evaluation of powered mobility devices
Training and evaluation of powered mobility devices will be conducted on a dedicated course at the study site. When community use is considered, participants will undergo further evaluation by certified mobility equipment providers to determine suitability for device use.


Base

Study type

Interventional


Study design

Basic design

Parallel

Randomization

Non-randomized

Randomization unit


Blinding

Open -no one is blinded

Control

No treatment

Stratification

NO

Dynamic allocation

NO

Institution consideration

Institution is not considered as adjustment factor.

Blocking

NO

Concealment



Intervention

No. of arms

2

Purpose of intervention

Treatment

Type of intervention

Behavior,custom

Interventions/Control_1

The intervention will utilize CLASP-AID, which we have developed. Specifically, a driving cessation program will be conducted with participants over four sessions and with family members in one session. For participants, the program will cover four themes:

"Support for driving cessation provided by research institutions," "Considerations in case driving cannot be immediately resumed," "Alternative means of transportation to replace driving," "Planning for daily life after ceasing to drive." Educational materials will be created based on these four themes, providing participants with an opportunity to reflect on life after stopping driving. In addition, a single lecture for family members of the participants will cover the topic: 5. "Key points on how family and relatives can provide support."

Each session will last approximately 40 minutes. The primary and secondary outcomes will be assessed before the first session and after the completion of the fifth session.


Interventions/Control_2

The intervention will utilize the standard driving cessation support typically provided. Specifically, each staff member will be responsible for conducting the driving cessation support as they see fit. No educational materials will be used in this process.

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

55 years-old <=

Age-upper limit

90 years-old >=

Gender

Male and Female

Key inclusion criteria

1. Informed consent: Patients who have received a sufficient explanation of the study, fully understand it, and have provided written consent of their own free will.
2. Age requirement: Patients who are between 55 and 90 years old at the time of consent.
3. Driving cessation: Patients who have ceased driving with a valid ordinary driver's license.

Key exclusion criteria

Disqualification due to medical conditions: Individuals with conditions such as epilepsy, schizophrenia, dementia, or other disqualifying conditions for driving resumption as determined by the Public Safety Commission.
Cognitive impairment: Individuals with a Mini-Mental State Examination (MMSE) score of 24 or below, indicating significant cognitive impairment.
Aphasia: Individuals with aphasia who are unable to fully understand the tests.

Target sample size

30


Research contact person

Name of lead principal investigator

1st name Satonori
Middle name
Last name Nasu

Organization

JA Kyosai Nakaizu Rehabilitation Center

Division name

The Rehabilitation Department of Occupational Therapy

Zip code

410-2507

Address

1523-108 Hiekawa, Izu City, Shizuoka Prefecture, Japan

TEL

+81-558-83-2204

Email

sa-nasu@janrc.or.jp


Public contact

Name of contact person

1st name Satonori
Middle name
Last name Nasu

Organization

JA Kyosai Nakaizu Rehabilitation Center

Division name

The Rehabilitation Department of Occupational Therapy

Zip code

410-2507

Address

1523-108 Hiekawa, Izu City, Shizuoka Prefecture, Japan

TEL

+81-558-83-2204

Homepage URL


Email

sa-nasu@janrc.or.jp


Sponsor or person

Institute

JA Kyosai Nakaizu Rehabilitation Center

Institute

Department

Personal name



Funding Source

Organization

The Toyota Foundation

Organization

Division

Category of Funding Organization

Non profit foundation

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

JA Kyosai Nakaizu Rehabilitation Center

Address

1523-108, Hiekawa, Izu City, Shizuoka Prefecture, Japan

Tel

+81-558-83-2204

Email

sa-nasu@janrc.or.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

農協共済中伊豆リハビリテーションセンター/JA Kyosai Nakaizu Rehabilitation Center


Other administrative information

Date of disclosure of the study information

2025 Year 03 Month 25 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

2024 Year 08 Month 06 Day

Date of IRB

2024 Year 08 Month 06 Day

Anticipated trial start date

2024 Year 10 Month 20 Day

Last follow-up date

2025 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

2025 Year 03 Month 20 Day

Last modified on

2026 Year 03 Month 12 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000063693