Hospital-based Diabetes Prevention Study in Korea

NCT ID: NCT02981121

Last Updated: 2017-07-25

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

UNKNOWN

Clinical Phase

PHASE4

Total Enrollment

744 participants

Study Classification

INTERVENTIONAL

Study Start Date

2016-11-30

Study Completion Date

2020-11-30

Brief Summary

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The investigators will study prevention effect of Life style modification on diabetes mellitus comparing with conventional management and Metformin administration.

Detailed Description

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Conditions

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PreDiabetes

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

PREVENTION

Blinding Strategy

NONE

Study Groups

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Conventional Management

A patient will receive 30 minutes of individual education from the investigator, based on the standard guidelines of the Korean Diabetes Association. And will be followed up every 6 months for 36 months.

Group Type NO_INTERVENTION

No interventions assigned to this group

Life style modification

Proceed according to the Intervention Protocol developed by the Nutrition Committee of the Korean Diabetes Association. Aim to lose more than 5% of weight within 6 months, and then aim to keep weight loss constantly. After randomization, the diabetes educator team (physician / nurse / dietician) applies the intervention program for exercise therapy and diet therapy, and manages it through online education (telephone visit) and offline education (institution visit).

* Exercise: Moderate or abnormal exercise for more than 150 minutes per week (moderate or abnormal exercise for 30 minutes or more per day)
* Diet remedies: Train Calorie intake, nutrient intake and Monitoring.

Group Type EXPERIMENTAL

Exercise and Diet remedies

Intervention Type BEHAVIORAL

Metformin

After randomization, take 250 mg once a day for 2 weeks. If there is no side effect, take 500 mg once a day for 2 weeks. If there are no side effects, the maximum dose can be increased to 1000mg.

Group Type ACTIVE_COMPARATOR

Metformin

Intervention Type DRUG

Interventions

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Exercise and Diet remedies

Intervention Type BEHAVIORAL

Metformin

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

1. 30\<Age\<71
2. BMI≥23 kg/m2
3. '75g Oral glucose tolerance 2 hours after the test Blood glucose140\~199mg/dL' or 'Fasting Blood Sugar 110\~125 mg/dL' or 'HbA1c 5.7%\~6.4%'

Exclusion Criteria

1. Who diagnosed with Diabetes Mellitus or Who having Drugs for Diabetes Mellitus.
2. Type 2 Diabetes Mellitus

* Who diagnosed with Diabetes Mellitus except for maternity period.
* Who have had drugs for Diabetes Mellitus(hypoglycemic agent or insulin) except for maternity period.
* Fasting Glucose≥ 126 mg/dL
* 75g Oral glucose tolerance 2 hours after the Blood glucose ≥ 200 mg/dL
* HbA1c ≥ 6.5%
3. Who life expectancy is short.

* Cardiac history

* History of severe cardiovascular disease within the last 6 months (cerebral hemorrhage, stroke, myocardial infarction, angina pectoris, heart failure, etc.)
* Systolic blood pressure \>180 mmHg or Diastolic blood pressure \>105 mmHg
* aortic stenosis
* Left bundle branch block or Third degree AV block
* Who had been diagnosed and treated for malignant tumors including leukemia and lymphoma within the last 5 years
* Abnormal renal function (Creatinine ≥ 1.4 mg/dL (male) or ≥ 1.3 mg/dL (female) or Urine Protein ≥ 2 +)
* Anemia(Hematocrit \<36%((male) or\>\<33%(female)) ⑤ Cirrhosis or chronic active hepatitis (AST/ALT\>3UNL)
* Acute gastrointestinal disease (pancreatitis, infectious intestinal disease)
* Who is scheduled major surgery within the last 3 to 6 months or just after the surgery.
* Chronic infection (HIV, active tuberculosis, etc.)
* Pulmonary patients who rely on oxygen or daily bronchodilators
4. Who is judged to be able to influence the clinical trial by investigator.

* Who can not communicate
* Those with psychiatric or cognitive impairment that may affect the compliance of the clinical trial
* Those who do not agree to the treatment group allocation by random assignment
* Those who participate in other studies that may interfere with the clinical trial
* Those who lost weight by more than 10% during the past 6 months, excluding weight loss after giving birth
* Those who can not have normal walking or exercise
* Women who are pregnant
* Those who are currently pregnant or who are within the last 3 months after giving birth
* Those planning pregnancy during the clinical trial period
* Those who have a history of drug and alcohol abuse (acute, chronic) within the last 2 years
* Those who are not appropriate or unreliable for clinical trials at the discretion of the tester
5. Who taking medication or medical condition that may affect the diagnosis of diabetes

* Thiazide diuretics
* Systemic beta blockers
* Taking Niacin for the treatment of neutropenic depression
* Possibility of taking or injecting a systemic steroid preparation
* Taking a serotonin reuptake inhibitor (SSRI) for weight loss purpose.
* Taking medicine for weight loss
* Hormone status is not appropriate during thyroid hormone replacement therapy (TSH abnormal range) (If thyroid hormone therapy is stable for more than 3 months and TSH is normal, the patient can participate in)
* Others with other endocrine diseases (eg Cushing's syndrome, acromegaly)
* During treatment, fasting plasma triglyceride\> 600 mg / dL
Minimum Eligible Age

31 Years

Maximum Eligible Age

70 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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National Evidence-Based Healthcare Collaborating Agency

OTHER_GOV

Sponsor Role collaborator

Kyungpook National University Hospital

OTHER

Sponsor Role collaborator

Korea University Guro Hospital

OTHER

Sponsor Role collaborator

Pusan National University Hospital

OTHER

Sponsor Role collaborator

Samsung Medical Center

OTHER

Sponsor Role collaborator

Seoul National University Hospital

OTHER

Sponsor Role collaborator

Asan Medical Center

OTHER

Sponsor Role collaborator

Ajou University School of Medicine

OTHER

Sponsor Role collaborator

Severance Hospital

OTHER

Sponsor Role collaborator

Chonbuk National University Hospital

OTHER

Sponsor Role collaborator

Jeong-taek Woo

OTHER

Sponsor Role lead

Responsible Party

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Jeong-taek Woo

Professor

Responsibility Role SPONSOR_INVESTIGATOR

Locations

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Kyunghee University Medical Center

Seoul, , South Korea

Site Status RECRUITING

Countries

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South Korea

Central Contacts

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Jeong-Taek Woo

Role: CONTACT

822-958-8220

Sang Youl Rhee

Role: CONTACT

822-958-8220

Facility Contacts

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Jeong-taek Woo, MD, PhD

Role: primary

+82-2-958-8128

Sang Youl Rhee, MD, PhD

Role: backup

+82-2-958-8220

References

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Rhee SY, Chon S, Ahn KJ, Woo JT; Korean Diabetes Prevention Study Investigators. Hospital-Based Korean Diabetes Prevention Study: A Prospective, Multi-Center, Randomized, Open-Label Controlled Study. Diabetes Metab J. 2019 Feb;43(1):49-58. doi: 10.4093/dmj.2018.0033. Epub 2018 Nov 2.

Reference Type DERIVED
PMID: 30398039 (View on PubMed)

Other Identifiers

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KDPS

Identifier Type: -

Identifier Source: org_study_id

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