UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000059951
Receipt number R000068574
Scientific Title Examination of Lifestyle Improvements for Diabetes Prevention and Enhancement of Specific Health Guidance Implementation Rates Using Individualized Health Support Apps Adapted to Diverse Lifestyles
Date of disclosure of the study information 2026/04/01
Last modified on 2025/12/02 20:04:16

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Basic information

Public title

Examination of Lifestyle Improvements for Diabetes Prevention and Enhancement of Specific Health Guidance Implementation Rates Using Individualized Health Support Apps Adapted to Diverse Lifestyles

Acronym

LIFE-APP study

Lifestyle Diversity-Oriented Personalized Health Support App for Diabetes Mellitus prevention

Scientific Title

Examination of Lifestyle Improvements for Diabetes Prevention and Enhancement of Specific Health Guidance Implementation Rates Using Individualized Health Support Apps Adapted to Diverse Lifestyles

Scientific Title:Acronym

LIFE-APP study

Lifestyle Diversity-Oriented Personalized Health Support App for Diabetes Mellitus prevention

Region

Japan


Condition

Condition

Health checkup examinees with BMI22 kg/m2 who are at increased risk of lifestyle-related diseases, particularly type 2 diabetes.

Classification by specialty

Medicine in general Cardiology Endocrinology and Metabolism

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

To evaluate the usefulness of distributing a personalized lifestyle-support smartphone application to health checkup examinees for improving the implementation rate of specific health guidance and promoting lifestyle modification for the prevention of diabetes, as well as examining its feasibility in routine practice.

Basic objectives2

Safety,Efficacy

Basic objectives -Others


Trial characteristics_1

Exploratory

Trial characteristics_2

Pragmatic

Developmental phase

Phase I


Assessment

Primary outcomes

Change in anthropometric parameters (body weight, waist circumference, and body mass index [BMI]) between Visit 1 (baseline health checkup) and Visit 2 (follow-up health checkup).

Key secondary outcomes

Changes in blood pressure and body composition (InBody measurements) between Visit 1 and Visit 2.Changes in laboratory parameters between Visit 1 and Visit 2, including complete blood count, AST, ALT, GGT, ALP, LDH, total bilirubin, BUN, creatinine, LDL cholesterol, HDL cholesterol, total cholesterol, serum triglycerides, plasma glucose, HbA1c, uric acid, electrolytes, and urinalysis parameters.


Base

Study type

Interventional


Study design

Basic design

Single arm

Randomization

Non-randomized

Randomization unit


Blinding

Open -no one is blinded

Control

Self control

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

1

Purpose of intervention

Prevention

Type of intervention

Device,equipment Behavior,custom

Interventions/Control_1

X

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

90 years-old >=

Gender

Male and Female

Key inclusion criteria

Undergoing a health check-up (specific health check-up, legally mandated health check-up, or comprehensive medical check-up).
Able to understand the study information and provide informed consent for participation via the smartphone application of their own free will.
Aged between 18 and 90 years.
Body mass index (BMI) 22 kg/m.
Owning a smartphone on which the study application can be installed and used.

Key exclusion criteria

Women who are pregnant or may be pregnant.

Individuals with diabetes, renal disease or other conditions who require medically supervised dietary therapy.

Body mass index (BMI) < 22 kg/m.

Deemed inappropriate for study participation by the attending physician or principal investigator.

Target sample size

2200


Research contact person

Name of lead principal investigator

1st name Masahide
Middle name
Last name Hamaguchi

Organization

Kyoto Prefectural University of medicine

Division name

Department of Endoclinology and Metabolism

Zip code

6028566

Address

465, Kajii-cho, Kamigyo-ku

TEL

0752515506

Email

mhama@koto.kpu-m.ac.jp


Public contact

Name of contact person

1st name Masahide
Middle name
Last name Hamaguchi

Organization

Kyoto Prefectural University of medicine

Division name

Department of Endoclinology and Metabolism

Zip code

6028566

Address

465, Kajii-cho, Kamigyo-ku

TEL

0752515506

Homepage URL


Email

mhama@koto.kpu-m.ac.jp


Sponsor or person

Institute

Kyoto Prefectural University of medicine

Institute

Department

Personal name



Funding Source

Organization

Kyoto Prefectural University of medicine

Organization

Division

Category of Funding Organization

Self funding

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Kyoto Prefectural University of medicine

Address

465, Kajii-cho, Kamigyo-ku

Tel

0752515506

Email

mhama@koto.kpu-m.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

京都府


Institutions

Institutions



Other administrative information

Date of disclosure of the study information

2026 Year 04 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

Preinitiation

Date of protocol fixation

2025 Year 06 Month 13 Day

Date of IRB

2025 Year 06 Month 13 Day

Anticipated trial start date

2026 Year 04 Month 01 Day

Last follow-up date

2027 Year 03 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 02 Day

Last modified on

2025 Year 12 Month 02 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000068574