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Trial details imported from ClinicalTrials.gov
For full trial details, please see the original record at
https://clinicaltrials.gov/study/NCT00260858
Registration number
NCT00260858
Ethics application status
Date submitted
30/11/2005
Date registered
2/12/2005
Date last updated
9/06/2006
Titles & IDs
Public title
GI Interlab 2 Study: Measuring the Glycaemic Index (GI) of Foods
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Scientific title
Measuring the Glycaemic Index of Foods: Interlaboratory Study #2
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Secondary ID [1]
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GIL5047
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Universal Trial Number (UTN)
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Trial acronym
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Healthy
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Condition category
Condition code
Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
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Comparator / control treatment
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Control group
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Outcomes
Primary outcome [1]
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glycaemic index
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Assessment method [1]
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Timepoint [1]
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Secondary outcome [1]
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within-individual variation of glycaemic responses
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Assessment method [1]
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Timepoint [1]
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Secondary outcome [2]
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glycaemic responses assessed as incremental area under the curve
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Assessment method [2]
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Timepoint [2]
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Eligibility
Key inclusion criteria
* Healthy male or female subjects
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Minimum age
18
Years
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Maximum age
75
Years
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Sex
Both males and females
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Can healthy volunteers participate?
Yes
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Key exclusion criteria
* Diabetes
* Pregnancy or lactation
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Study design
Purpose of the study
Treatment
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Allocation to intervention
Non-randomised trial
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Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
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Methods used to generate the sequence in which subjects will be randomised (sequence generation)
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Masking / blinding
Open (masking not used)
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Who is / are masked / blinded?
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Intervention assignment
Crossover
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Other design features
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Phase
NA
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Type of endpoint/s
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Statistical methods / analysis
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Recruitment
Recruitment status
Completed
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Data analysis
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Reason for early stopping/withdrawal
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Other reasons
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Date of first participant enrolment
Anticipated
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Actual
1/11/2005
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Date of last participant enrolment
Anticipated
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Actual
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Date of last data collection
Anticipated
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Actual
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Sample size
Target
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Accrual to date
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Final
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Recruitment in Australia
Recruitment state(s)
NSW,VIC
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Recruitment hospital [1]
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University of Sydney - Sydney
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Recruitment hospital [2]
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International Diabetes Institute - Melbourne
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Recruitment postcode(s) [1]
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- Sydney
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Recruitment postcode(s) [2]
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3162 - Melbourne
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Recruitment outside Australia
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United States of America
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Florida
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United States of America
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New York
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United States of America
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Ohio
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Canada
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Ontario
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China
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Beijing
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Denmark
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Copenhagen
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Finland
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Helsinki
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Finland
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Kuopio
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France
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Nantes
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Germany
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Nuthetal
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Italy
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Milan
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Italy
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Parma
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Malaysia
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State/province [13]
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Kelantan
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Netherlands
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Maastricht
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New Zealand
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Otago
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Philippines
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Diliman
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South Africa
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Mpumalanga
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South Africa
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Potchesfstroom
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Sweden
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Gotheburg
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Sweden
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State/province [20]
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Lund
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Trinidad and Tobago
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State/province [21]
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Trinidad
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United Kingdom
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Berkshire
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United Kingdom
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Oxfordshire
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United Kingdom
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Surrey
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United Kingdom
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State/province [25]
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London
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Funding & Sponsors
Primary sponsor type
Commercial sector/industry
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Name
Glycaemic Index Testing, Inc.
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Address
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Other collaborator category [1]
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Other
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Name [1]
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Sydney University Glycaemic Index Research Services
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Address [1]
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Other collaborator category [2]
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Other
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Name [2]
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ILSI Europe
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Address [2]
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Country [2]
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Ethics approval
Ethics application status
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Summary
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.
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Trial website
https://clinicaltrials.gov/study/NCT00260858
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Trial related presentations / publications
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.
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Public notes
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Contacts
Principal investigator
Name
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Thomas MS Wolever, MD, PhD
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Address
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University of Toronto
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Phone
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Email
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Contact person for public queries
Name
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Address
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Contact person for scientific queries
No information has been provided regarding IPD availability
What supporting documents are/will be available?
No Supporting Document Provided
Results publications and other study-related documents
No documents have been uploaded by study researchers.
Results not provided in
https://clinicaltrials.gov/study/NCT00260858
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