NCT00260858

Brief Summary

The purpose of this study is to assess the extent of and sources of variation in the glycaemic index values of foods measured by different laboratories around the world.

Trial Health

98
On Track

Trial Health Score

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

Enrollment
280

participants targeted

Target at P75+ for not_applicable healthy

Timeline
Completed

Started Nov 2005

Geographic Reach
17 countries

28 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

Study Start

First participant enrolled

November 1, 2005

Completed
29 days until next milestone

First Submitted

Initial submission to the registry

November 30, 2005

Completed
2 days until next milestone

First Posted

Study publicly available on registry

December 2, 2005

Completed
4 months until next milestone

Study Completion

Last participant's last visit for all outcomes

April 1, 2006

Completed
Last Updated

June 9, 2006

Status Verified

June 1, 2006

First QC Date

November 30, 2005

Last Update Submit

June 7, 2006

Conditions

Healthy

Keywords

Glycemic indexNutritionCarbohydratesGlycemic responsesMethodologyHealthy human subjects

Outcome Measures

Primary Outcomes (1)

  • glycaemic index

Secondary Outcomes (2)

  • within-individual variation of glycaemic responses

  • glycaemic responses assessed as incremental area under the curve

Interventions

Test Meal: Reference food (glucose or white bread)DRUG
Test Meal: Pirate's BootyDRUG
Test Meal: Ceaprove waferDRUG
Test Meal: Stretch Island Strawberry Fruit LeatherDRUG

Eligibility Criteria

Age18 Years - 75 Years
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Healthy male or female subjects

You may not qualify if:

  • Diabetes
  • Pregnancy or lactation

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (28)

Abernethy Research

Gainsville, Florida, 32601, United States

Location

University of Buffalo

Buffalo, New York, 14214-3000, United States

Location

Ohio State University

Columbus, Ohio, 43210-1295, United States

Location

University of Sydney

Sydney, New South Wales, Australia

Location

International Diabetes Institute

Melbourne, Victoria, 3162, Australia

Location

Glycemic Index Laboratories, Inc.

Toronto, Ontario, M5C 2X3, Canada

Location

Institute of Nutrition and Food Safety, Chinese Centre for Disease Control and Prevention

Beijing, Beijing Municipality, 100050, China

Location

The Royal Veterinary & Agricultural University

Copenhagen, Denmark

Location

National Public Health Institute

Helsinki, Helsinki, FIN-00300, Finland

Location

Foodfiles Oy

Kuopio, Kuopio, FI-70210, Finland

Location

Biofortis

Nantes, Nantes, 44200, France

Location

German Institute of Human Nutrition

Potsdam-Rehbrucke, Nuthetal, D-14558, Germany

Location

University of Milan

Milan, Milan, 20133, Italy

Location

University of Parma

Parma, Parma, 43100, Italy

Location

University Sains Malaysia

Kota Bharu, Kelantan, Malaysia

Location

Nutriscience, BV

Maastricht, Maastricht, 6200, Netherlands

Location

University of Otago

Dunedin, Otago, New Zealand

Location

University of the Philippines

Diliman, Philippines

Location

GI Foundation of South Africa

Mbombela, Mpumalanga, 1200, South Africa

Location

Potchefstroom University

Potchefstroom, Potchesfstroom, 2520, South Africa

Location

Gotheburg University

Gothenburg, Gotheburg, 413 90, Sweden

Location

Lund University

Lund, Lund, 222 41, Sweden

Location

University of the West Indies

Champs Fleurs, Trinidad, Trinidad and Tobago

Location

Reading Scientific Services, Ltd.

Reading, Berkshire, United Kingdom

Location

Hammersmith Hospital

London, London, W12 0HS, United Kingdom

Location

Oxford Brookes University

Oxford, Oxfordshire, OX3 0BP, United Kingdom

Location

University of Surrey

Guildford, Surrey, GU5 7XH, United Kingdom

Location

Leatherhead Food International

Leatherhead, Surrey, KT22 7RY, United Kingdom

Location

Related Publications (1)

  • Wolever TM, Brand-Miller JC, Abernethy J, Astrup A, Atkinson F, Axelsen M, Bjorck I, Brighenti F, Brown R, Brynes A, Casiraghi MC, Cazaubiel M, Dahlqvist L, Delport E, Denyer GS, Erba D, Frost G, Granfeldt Y, Hampton S, Hart VA, Hatonen KA, Henry CJ, Hertzler S, Hull S, Jerling J, Johnston KL, Lightowler H, Mann N, Morgan L, Panlasigui LN, Pelkman C, Perry T, Pfeiffer AF, Pieters M, Ramdath DD, Ramsingh RT, Robert SD, Robinson C, Sarkkinen E, Scazzina F, Sison DC, Sloth B, Staniforth J, Tapola N, Valsta LM, Verkooijen I, Weickert MO, Weseler AR, Wilkie P, Zhang J. Measuring the glycemic index of foods: interlaboratory study. Am J Clin Nutr. 2008 Jan;87(1):247S-257S. doi: 10.1093/ajcn/87.1.247S.

    PMID: 18175765DERIVED

MeSH Terms

Interventions

Glucose

Intervention Hierarchy (Ancestors)

HexosesMonosaccharidesSugarsCarbohydrates

Study Officials

  • Thomas MS Wolever, MD, PhD

    University of Toronto

    PRINCIPAL INVESTIGATOR

  • Janette C Brand-Miller, PhD

    University of Sydney

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
NON RANDOMIZED
Masking
NONE
Purpose
TREATMENT
Intervention Model
CROSSOVER
Sponsor Type
INDUSTRY

Study Record Dates

First Submitted

November 30, 2005

First Posted

December 2, 2005

Study Start

November 1, 2005

Study Completion

April 1, 2006

Last Updated

June 9, 2006

Record last verified: 2006-06

Locations

ZA(2)CA(1)MY(1)NZ(1)SE(2)FR(1)DE(1)FI(2)AU(2)IT(2)TR(1)US(3)PH(1)CN(1)DK(1)GB(5)NL(1)