Status:
COMPLETED
Effect of Vitamin D Supplementation on Oral Glucose Tolerance Among Obese Adolescents
Lead Sponsor:
University of Missouri-Columbia
Conditions:
Insulin Resistance
Eligibility:
All Genders
9-19 years
Phase:
NA
Brief Summary
Childhood obesity is a rapidly growing epidemic in the US and the world. Current estimates suggest that 30% of our nation's children are either overweight ot obese. Obesity is a major risk factor towa...
Detailed Description
The investigators intend to recruit 20 obese adolescent subjects from the PI's obesity clinic to participate in the study. Investigators expect 5 to drop out, therefore leaving 15 subjects to complete...
Eligibility Criteria
Inclusion
- Obese adolescent (BMI \>85th percentile for age)
- 9-19 years of age
- attending the ADOBE clinic at the University of Missouri
- 25OH vitamin D level within past 3 months
Exclusion
- use of vit D supplements other than standard multi-vitamin preparation (i.e., should not be receiving vit D \> 1000 IU/d)
- use of medications that interfere with vit D metabolism (e.g., anti-convulsive)
- history of hepatic or renal disorders, hypercalciuria, or hypercalcemia
- undergoing UV radiation as medical therapy
- pregnancy; cigarette smoking; current use of a tanning bed
- current type 2 diabetes
- any current antihyperglycemic medication use (e.g. metformin, insulin) less than one month prior to initial OGTT.
Key Trial Info
Start Date :
May 1 2013
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
February 1 2014
Estimated Enrollment :
15 Patients enrolled
Trial Details
Trial ID
NCT01856946
Start Date
May 1 2013
End Date
February 1 2014
Last Update
October 10 2016
Active Locations (1)
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1
University of Missouri Adolescent Obesity Clinic
Columbia, Missouri, United States, 65201