Status:
COMPLETED
Vitamin D Needs of Early Adolescent Children
Lead Sponsor:
University of Georgia
Collaborating Sponsors:
Purdue University
Indiana University School of Medicine
Conditions:
Healthy
Eligibility:
All Genders
9-13 years
Phase:
NA
Brief Summary
While a large percentage of children have low blood vitamin D levels, the significance of these low levels and the impact on health is unclear. The purpose of this project is to determine the effects ...
Detailed Description
Vitamin D intakes in children do not meet current US Dietary Reference Intake recommendations and emerging evidence suggests that a significant number of children, particularly those with darker skin ...
Eligibility Criteria
Inclusion
- Healthy
- Non-Hispanic
- Male, 10-13 years of age or female 9-11 years of age
- Within genitalia or breast stage 2/3
- Willing to provide blood/urine samples
- Free from taking vitamin, mineral or herbal supplements
- Able to swallow tablets
Exclusion
- Menarche (females)
- Known bone diseases or disease known to influence bone metabolism (e.g. cerebral palsy, intestinal malabsorption, juvenile rheumatoid arthritis)
- Known growth disorder
- The use of medications that influence bone metabolism (e.g. corticosteroids, Attention Deficit Hyperactivity Disorder (ADHD) medications).
Key Trial Info
Start Date :
October 1 2009
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
April 1 2011
Estimated Enrollment :
323 Patients enrolled
Trial Details
Trial ID
NCT00931580
Start Date
October 1 2009
End Date
April 1 2011
Last Update
September 25 2015
Active Locations (3)
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1
The University of Georgia Dept of Foods & Nutrition
Athens, Georgia, United States, 30602
2
Indiana University School of Medicine
Indianapolis, Indiana, United States, 46202
3
Purdue University
West Lafayette, Indiana, United States, 47907