UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000056752
Receipt number R000064856
Scientific Title A Prospective Interventional Study to Estimate Glucose Tolerance Using Continuous Glucose Monitoring
Date of disclosure of the study information 2025/01/18
Last modified on 2025/01/18 10:33:29

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Basic information

Public title

A Prospective Interventional Study to Estimate Glucose Tolerance Using Continuous Glucose Monitoring

Acronym

A Prospective Interventional Study to Estimate Glucose Tolerance Using Continuous Glucose Monitoring

Scientific Title

A Prospective Interventional Study to Estimate Glucose Tolerance Using Continuous Glucose Monitoring

Scientific Title:Acronym

A Prospective Interventional Study to Estimate Glucose Tolerance Using Continuous Glucose Monitoring

Region

Japan


Condition

Condition

Non-diabetes

Classification by specialty

Endocrinology and Metabolism Adult

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

Verify the validity of the parameter K estimated using the mathematical model F = KG to assess glucose tolerance based on continuous glucose monitoring.

Basic objectives2

Others

Basic objectives -Others

Evaluate the correlation between the glucose tolerance index K, estimated from glucose waveforms obtained through continuous glucose monitoring, and the glucose tolerance index calculated from the OGTT.

Trial characteristics_1

Exploratory

Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Verify the validity of the parameter K estimated using the mathematical model F = KG to assess glucose tolerance based on continuous glucose monitoring.

Key secondary outcomes

The correlation between the glucose tolerance index K, estimated from glucose waveforms obtained through continuous glucose monitoring, and the glucose tolerance index calculated from the glucose clamp test.


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

Prevention

Type of intervention

Medicine Food Device,equipment

Interventions/Control_1

Performing a 75gOGTT and glucose clamp test on non-diabetic individuals. Equip non-diabetic individuals with continuous glucose monitoring devices. Provide non-diabetic individuals with simple carbohydrates and mixed meals to consume.

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


Not applicable

Gender

Male and Female

Key inclusion criteria

(1) Individuals who have not been diagnosed with diabetes or who, despite a prior diagnosis, are not undergoing pharmacological treatment.
(2) Individuals aged 20 years or older.
(3) Individuals who have provided written informed consent to participate in this clinical study voluntarily.

Key exclusion criteria

(1) Individuals with a history of gastrointestinal surgery that could affect blood glucose changes or glucose tolerance (total gastrectomy, total colectomy, or bariatric surgery are excluded; endoscopic treatments and appendectomy are not excluded).
(2) Individuals with any skin condition (blisters, redness, swelling, rash, bleeding, infection, or purpura) at the CGM attachment site, such as the upper arm or abdomen.
(3) Individuals with a known history of hypersensitivity to the study drug.
(4) Individuals using medications that affect glucose metabolism (steroid preparations or beta-blockers).
(5) Individuals diagnosed within the past year with severe renal impairment ((eGFR 30 mL/min/1.73 m2 or less at the start of the study).
(6) Individuals diagnosed within the past year with severe cardiac disease (NYHA class III or higher).
(7) Individuals with coagulation disorders.
(8) Pregnant or potentially pregnant individuals, or those who are breastfeeding.
(9) Individuals undergoing treatment for malignant diseases.
(10) Individuals with psychiatric disorders or those lacking sufficient decision-making capacity to cooperate with the study.
(11) Individuals with endocrine disorders that could affect glucose tolerance (hyperthyroidism, pheochromocytoma).
(12) Any other individuals deemed inappropriate for participation by the investigator.

Target sample size

68


Research contact person

Name of lead principal investigator

1st name Kazuhiko
Middle name
Last name Sakaguchi

Organization

Kobe university

Division name

Department of Diabetes and Endocrinology

Zip code

650-0017

Address

7-5-2, Kusunoki-Cho, Chuo-ku, Kobe

TEL

078-382-5861

Email

kzhkskgc@med.kobe-u.ac.jp


Public contact

Name of contact person

1st name Kazuhiko
Middle name
Last name Sakaguchi

Organization

Kobe university

Division name

Department of Diabetes and Endocrinology

Zip code

650-0017

Address

7-5-2, Kusunoki-Cho, Chuo-ku, Kobe

TEL

078-382-5861

Homepage URL


Email

kzhkskgc@med.kobe-u.ac.jp


Sponsor or person

Institute

Kobe university

Institute

Department

Personal name



Funding Source

Organization

Others

Organization

Division

Category of Funding Organization

Other

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Intervention research ethics revies committee

Address

7-5-2, Kusunoki-Cho, Chuo-ku, Kobe

Tel

0783826669

Email

kainyu@med.kobe-u.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 01 Month 18 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 01 Month 17 Day

Date of IRB


Anticipated trial start date

2025 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 01 Month 18 Day

Last modified on

2025 Year 01 Month 18 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000064856