UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000059930
Receipt number R000066042
Scientific Title Implementation research of an intervention for mothers to improve obesity in adults with severe intellectual disabilities
Date of disclosure of the study information 2025/12/01
Last modified on 2025/12/01 12:45:33

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Basic information

Public title

Implementation research of an intervention for mothers to improve obesity in adults with severe intellectual disabilities

Acronym

Implementation research of an intervention for obesity in adults with severe intellectual disabilities

Scientific Title

Implementation research of an intervention for mothers to improve obesity in adults with severe intellectual disabilities

Scientific Title:Acronym

Implementation research of an intervention for obesity in adults with severe intellectual disabilities

Region

Japan


Condition

Condition

Intellectual disability

Classification by specialty

Nursing

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

This study aims to verify the weight loss effects of a weight loss program developed by the researchers and confirmed to be effective by nurses and other professionals at facilities for people with intellectual disabilities in Aichi Prefecture, and to clarify the challenges in implementing the program nationwide at day care facilities. The study will also propose improvements to address these challenges.

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1

Confirmatory

Trial characteristics_2

Pragmatic

Developmental phase



Assessment

Primary outcomes

Weight

Key secondary outcomes

Number of failed days and the scores of the children's inflexible adherence


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

Behavior,custom

Interventions/Control_1

Nurses or other healthcare professionals will intervene with mothers of individuals with severe intellectual disabilities following the program checklist and text. The intervention period is 7.5 months and will be conducted according to the following schedule: Research Session 1, weight measurement one week later, Research Session 2 two weeks later as the baseline, monthly interviews over four months, and a three-month follow-up period after the intervention.
First, nurses or other healthcare professionals conduct two 90-minute training sessions using text and explanatory videos on the process of accepting obesity in mothers and behavioral analysis to help mothers decide on target foods that will not cause conflict with their children.
Following this, mothers will implement changes to the target foods they decided on at home, record their children's reactions, the amount of target foods consumed, and their weight. Nurses or other staff will conduct 30-minute interviews monthly over the 4-month period, praising mothers' efforts, comparing them to weight loss predictions, and providing support to overcome obstacles.
During the month between interviews, nurses or other staff will provide support to mothers via phone twice.
Three months after the intervention ends, a follow-up interview is conducted to praise the achievements made, compare them with weight loss predictions, provide support to overcome obstacles, and confirm future goals.

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

18 years-old <=

Age-upper limit


Not applicable

Gender

Male and Female

Key inclusion criteria

Certification of severe ID (holds an A-level ID certificate in Japan), BMI of 25 or higher, residing with family at home, and Mother's age 75 years or younger.

Key exclusion criteria

Receiving dietary guidance from experts within the last 6 months and those deemed inappropriate for participating in the study by facility staff.

Target sample size

60


Research contact person

Name of lead principal investigator

1st name Mitsuyo
Middle name
Last name Nonaka

Organization

NIHON FUKUSHI UNIVERSITY

Division name

Department of Nursing

Zip code

477-0031

Address

1071 Shimohamada, Ota-machi, Tokai-shi, Aichi, Japan

TEL

0562-39-3811

Email

1minonaka@gmail.com


Public contact

Name of contact person

1st name Mitsuyuo
Middle name
Last name Nonaka

Organization

NIHON FUKUSHI UNIVERSITY

Division name

Department of Nursing

Zip code

477-0031

Address

1071 Shimohamada, Ota-machi, Tokai-shi, Aichi, Japan

TEL

0562-39-3811

Homepage URL


Email

1minonaka@gmail.com


Sponsor or person

Institute

NIHON FUKUSHI UNIVERSITY

Institute

Department

Personal name

Mitsuyo Nonaka


Funding Source

Organization

Ministry of Education, Culture, Sports, Science and Technology

Organization

Division

Category of Funding Organization

Japanese Governmental office

Nationality of Funding Organization

Japan


Other related organizations

Co-sponsor

Aichi Prefectural University

Name of secondary funder(s)



IRB Contact (For public release)

Organization

Ethics Review Committee on Research Involving Human Subjects, Nihon Fukushi University

Address

1071 Shimohamada, Ota-machi, Tokai-shi, Aichi, Japan

Tel

0562-39-3811

Email

rinri@ml.n-fukushi.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

2025 Year 12 Month 01 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

2025 Year 04 Month 07 Day

Date of IRB

2025 Year 04 Month 22 Day

Anticipated trial start date

2025 Year 06 Month 30 Day

Last follow-up date

2026 Year 12 Month 31 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 12 Month 01 Day

Last modified on

2025 Year 12 Month 01 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000066042