Cut Down on Carbohydrate Usage in the Diet of Type 2 Diabetes - Mechanisms of Effective Therapy of Diabetes by Selective Choice of Macronutrients - The Phenotype Study
NCT ID: NCT02472951
Last Updated: 2018-03-02
Study Results
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Basic Information
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COMPLETED
NA
30 participants
INTERVENTIONAL
2015-08-31
2017-12-31
Brief Summary
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Detailed Description
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Conditions
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Study Design
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RANDOMIZED
CROSSOVER
BASIC_SCIENCE
NONE
Study Groups
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Type 2 diabetic subjects
Low carbohydrate meals
Meal macronutritional energy composition:
Carbohydrate 30% Protein 30% Fat 40%
Standard carbohydrate meals
Meal macronutritional energy composition:
Carbohydrate 55% Protein 15% Fat 30%
Prediabetic subjects
Low carbohydrate meals
Meal macronutritional energy composition:
Carbohydrate 30% Protein 30% Fat 40%
Standard carbohydrate meals
Meal macronutritional energy composition:
Carbohydrate 55% Protein 15% Fat 30%
Healthy subjects
Low carbohydrate meals
Meal macronutritional energy composition:
Carbohydrate 30% Protein 30% Fat 40%
Standard carbohydrate meals
Meal macronutritional energy composition:
Carbohydrate 55% Protein 15% Fat 30%
Interventions
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Low carbohydrate meals
Meal macronutritional energy composition:
Carbohydrate 30% Protein 30% Fat 40%
Standard carbohydrate meals
Meal macronutritional energy composition:
Carbohydrate 55% Protein 15% Fat 30%
Eligibility Criteria
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Inclusion Criteria
* Postmenopausal women age 55-70 years
* Non-smoker (abstinent at least 6 months)
* HbA1c \< 74 mmol/mol
* Fasting blood glucose \< 11 mmol/L (mean of 3 measurements)
* Negative (\<25 IU/L) plasma glutamate decarboxylase (GAD-65) antibodies (IgG)
* Hemoglobin \> 7.5 mmol/L (men); \> 6.8 mmol/L (women)
* Normal thrombocytes (140-400 x 109/L)
* eGFR \> 45 ml/min per 1.73 m2
* Alkaline phosphatase \< 140 IU/L
* Alanine aminotransferase \< 70 IU/L
* Normal International Normalized Ratio (0.9-1.2)
Exclusion Criteria
* Anti-diabetic drugs other than metformin (maximum of 2000 mg / day)
* Steroid treatment e.g. prednisolone
* Reported or journalized severe food allergy or intolerance
* Reported or journalized gut disease e.g. Crohn's disease, Coeliac disease
* Reported or journalized alcohol dependence syndrome
18 Years
70 Years
ALL
Yes
Sponsors
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Bispebjerg Hospital
OTHER
Responsible Party
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Amirsalar Samkani
MD, PhD-stud
Principal Investigators
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Steen B Haugaard, MD, DMSc, associate prof.
Role: STUDY_DIRECTOR
Amager og Hvidovre Hospital
Thure Krarup, MD, DMSc
Role: STUDY_DIRECTOR
Bispebjerg Hospital
Amirsalar Samkani, MD
Role: PRINCIPAL_INVESTIGATOR
Bispebjerg Hospital
Locations
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Endocrinological Dept. Bispebjerg University Hospital
Copenhagen, Region Sjælland, Denmark
Countries
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References
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Thomsen MN, Skytte MJ, Samkani A, Astrup A, Fenger M, Frystyk J, Hartmann B, Holst JJ, Larsen TM, Madsbad S, Magkos F, Rehfeld JF, Haugaard SB, Krarup T. Weight loss improves beta-cell function independently of dietary carbohydrate restriction in people with type 2 diabetes: A 6-week randomized controlled trial. Front Nutr. 2022 Aug 19;9:933118. doi: 10.3389/fnut.2022.933118. eCollection 2022.
Thomsen MN, Skytte MJ, Astrup A, Deacon CF, Holst JJ, Madsbad S, Krarup T, Haugaard SB, Samkani A. The clinical effects of a carbohydrate-reduced high-protein diet on glycaemic variability in metformin-treated patients with type 2 diabetes mellitus: A randomised controlled study. Clin Nutr ESPEN. 2020 Oct;39:46-52. doi: 10.1016/j.clnesp.2020.07.002. Epub 2020 Aug 1.
Samkani A, Skytte MJ, Anholm C, Astrup A, Deacon CF, Holst JJ, Madsbad S, Boston R, Krarup T, Haugaard SB. The acute effects of dietary carbohydrate reduction on postprandial responses of non-esterified fatty acids and triglycerides: a randomized trial. Lipids Health Dis. 2018 Dec 27;17(1):295. doi: 10.1186/s12944-018-0953-8.
Samkani A, Skytte MJ, Kandel D, Kjaer S, Astrup A, Deacon CF, Holst JJ, Madsbad S, Rehfeld JF, Haugaard SB, Krarup T. A carbohydrate-reduced high-protein diet acutely decreases postprandial and diurnal glucose excursions in type 2 diabetes patients. Br J Nutr. 2018 Apr;119(8):910-917. doi: 10.1017/S0007114518000521.
Other Identifiers
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46559
Identifier Type: -
Identifier Source: org_study_id
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