NCT01571310

Brief Summary

The investigators will explore the effect of omission of breakfast on postprandial hyperglycemia and insulin and intact GLP-1 response after subsequent meals in type 2 diabetic patients

Trial Health

90
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
30

participants targeted

Target at P25-P50 for not_applicable type-2-diabetes

Timeline
Completed

Started Jul 2012

Longer than P75 for not_applicable type-2-diabetes

Geographic Reach
2 countries

2 active sites

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

March 30, 2012

Completed
6 days until next milestone

First Posted

Study publicly available on registry

April 5, 2012

Completed
3 months until next milestone

Study Start

First participant enrolled

July 1, 2012

Completed
3.8 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

April 1, 2016

Completed
1 month until next milestone

Study Completion

Last participant's last visit for all outcomes

May 1, 2016

Completed
Last Updated

October 11, 2017

Status Verified

October 1, 2017

Enrollment Period

3.8 years

First QC Date

March 30, 2012

Last Update Submit

October 10, 2017

Conditions

Outcome Measures

Primary Outcomes (1)

  • Postprandial Glucose Response

    Postprandial Glucose response will be measure after lunch and dinner

    12 weeks

Secondary Outcomes (4)

  • Postprandial Insulin Response

    12 weeks

  • Postprandial intact-GLP-1 Response

    12 weeks

  • Postprandial Glucagon Response

    12 weeks

  • Postprandial Free Fatty Acids Response

    12 weeks

Study Arms (2)

Omitted Breakfast

EXPERIMENTAL

Experimental: The patients in Omitted Breakfast day will omit the breakfast and will continue the fast until noon. Thereafter will eat Lunch at 13;30 and Dinner at 19:00

Other: Omitted BreakfastOther: Breakfast

Breakfast

ACTIVE COMPARATOR

The patients in Breakfast day will consume breakfast at 8:00 and then lunch at 13;30 and dinner at 19:00

Other: Omitted BreakfastOther: Breakfast

Interventions

Experimental:The patients in Omitted Breakfast day will omit the breakfast and will continue the overnight fast until lunch. They will eat only lunch (700 kcal) at 13:30 and dinner (700 kcal) at 19:00

Also known as: Omission of Breakfast
BreakfastOmitted Breakfast

In the Active Comparator: The patients in the Breakfast day will consume breakfast (700 kcal) at 8:00 , lunch (700 kcal) at 13:30 and dinner (700 kcal) at 19:00 (YesB): The patients in YesB will eat all three mealswill consume three meals:

Also known as: Breakfast consupmtion
BreakfastOmitted Breakfast

Eligibility Criteria

Age30 Years - 70 Years
Sexfemale
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Type 2 diabetics for \< 10yr
  • HbA1C: 7-9 %
  • BMI: 22 to 35 kg/m2)
  • Age: ≥30 and ≤70 years of age
  • Habitually eat breakfast
  • Naïve or treated with oral antidiabetic drugs and those with anti-hypertensive and lipid-lowering medication
  • Those treated with insulin or GLP-1 analogs or having major liver, heart or kidney illnesses will be excluded.
  • Usually wake up between 06:00 and 07:00 and go to sleep between 22:00 and 24:00.
  • Not dieting and no change in body weight \>10 lb = 4.5 kg within the last 6 months
  • Stable physical activity pattern during the three months immediately preceding study initiation
  • Normal liver and kidney function 12 No metabolic disease other then diabetes
  • \. Usually wakes up between 05:00 and 07:00 and goes to sleep between 22:00 and 24:00.
  • \. Normal TSH and FT4 levels 16. Acceptable health based on interview, medical history, physical examination, and laboratory tests 17. Those who provide signed informed consent

You may not qualify if:

  • Type 1 diabetes
  • Pulmonary disease, psychiatric, immunological, neoplastic diseases or severe diabetic complications, such as cardiovascular disease, cerebrovascular disease, proliferative diabetic retinopathy, gastroparesis or underwent bariatric surgery.
  • Abnormal liver function tests defined as an increase by a factor of at least 2 above the upper normal limit of alanine aminotransferase and/or aspartate
  • Anemia (Hg \> 10g/dL)
  • Serum creatinine level \> 1.5 mg/dl
  • Pregnant or lactating
  • Participating in another dietary program or use of weight-loss medications
  • Documented or suspected history (within one year) of illicit drug abuse or alcoholism.
  • Use of psychotropic or anoretic medication during the month immediately prior to study onset
  • Work shifts within the last 5 years and did not cross time zones within the last month of the study.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (2)

Daniela Jakubowicz

Holon, N/A = Not Applicable, 58100, Israel

Location

Daniela Jakubowicz

Caracas, 410, Venezuela

Location

Related Publications (1)

  • Allaf M, Elghazaly H, Mohamed OG, Fareen MFK, Zaman S, Salmasi AM, Tsilidis K, Dehghan A. Intermittent fasting for the prevention of cardiovascular disease. Cochrane Database Syst Rev. 2021 Jan 29;1(1):CD013496. doi: 10.1002/14651858.CD013496.pub2.

MeSH Terms

Conditions

Diabetes Mellitus, Type 2

Interventions

Breakfast

Condition Hierarchy (Ancestors)

Diabetes MellitusGlucose Metabolism DisordersMetabolic DiseasesNutritional and Metabolic DiseasesEndocrine System Diseases

Intervention Hierarchy (Ancestors)

MealsFoodDiet, Food, and NutritionPhysiological PhenomenaFood and Beverages

Study Officials

  • Julio Wainstein, MD

    Head of Diabetes Unit E. Wolfson Medical Center Israel

    PRINCIPAL INVESTIGATOR
  • Daniela Jakubowicz, MD

    Hospital de Clinicas Caracas, Venezuela

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
NONE
Purpose
DIAGNOSTIC
Intervention Model
CROSSOVER
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Prof. Daniela Jakubowicz MD

Study Record Dates

First Submitted

March 30, 2012

First Posted

April 5, 2012

Study Start

July 1, 2012

Primary Completion

April 1, 2016

Study Completion

May 1, 2016

Last Updated

October 11, 2017

Record last verified: 2017-10

Locations