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Can a high fibre diet reduce the amount of insulin the body needs to process the sugar consumed in meals?

Not Applicable
Completed
Conditions
Insulin resistance in a population with a high rate of obesity
Metabolic and Endocrine - Diabetes
Registration Number
ACTRN12609000888268
Lead Sponsor
niversity of Auckland / Liggins Institute
Brief Summary

Not available

Detailed Description

Not available

Recruitment & Eligibility

Status
Completed
Sex
Male
Target Recruitment
40
Inclusion Criteria

15 - 16 year old males from low socio-economic areas.

Exclusion Criteria

Receiving medications that influence insulin sensitivity (SI) (incluing oral steroids and metformin).
Genetic conditions, (Turner, Downs or Prader-Willi syndrome).
Coeliac disease or other malabsorption disorders.

Study & Design

Study Type
Interventional
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
Insulin sensitivity. This will meaured through the matsuda method which is the best model to the gold standard euglycaemic clamp. This involved overnight fasting, with a oral glucose tolerance test, with measurements at 0min, 30 min, 60, 90 and 120 of serum insulin and glucose. That matsuda index calculation gives an insulin sensitivity score.<br> Equipment will be IV cannulation, and syringes to draw the venous samples at the time points as described above. The Liggins Institute has an in house assay for insulin levels.[Baseline, 6 week cross over, and completion (14 weeks)]
Secondary Outcome Measures
NameTimeMethod
Body Mass Index[Baseline, 6 week cross over, and completion (14 weeks)];Blood pressure. This will be through 24hour ambulatory blood pressure monitoring.[Baseline, 6 week cross over, and completion (14 weeks)]
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