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NCT00909454 · ClinicalTrials.gov registry record · NA
Vitamin D Supplement Study for Adolescents
A NA study, sponsored by Augusta University.
- Completed
- Registry status
- NA
- Development phase
- 45
- Enrollment target
NCT00909454: Completed NA study, sponsored by Augusta University.
NCT00909454 is a NA study that has completed, run by Augusta University. The registered enrollment target is 45 participants, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (97% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT00909454, a NA study, has completed, sponsored by Augusta University.
- COMPLETED
- Registry status
- NA
- Development phase
- 45 participants
- Enrollment target
Study Summary
The purpose of this study is to determine if 14-19 year old African American adolescents are able to take a daily vitamin D supplement daily for about 4 months and how well a daily dose of 400 IU or 2000 IU vitamin D supplement raises their vitamin D blood level.
Interventions
- DIETARY_SUPPLEMENT 2000 IU Vitamin D3 daily supplement
- DIETARY_SUPPLEMENT 400 IU Vitamin D3 supplement
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 45 participants |
| Start Date | 2009-02 |
| Est. Completion | 2009-06 |
| Phase | NA |
What the finished NCT00909454 record still lists
NCT00909454 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 45 participants, a relatively small participant target, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (97% lower).
The record links to 0 conditions, and to 2 interventions - of which 2000 IU Vitamin D3 daily supplement is the first listed.
NCT00909454 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT00909454 about?
NCT00909454 is a clinical study titled "Vitamin D Supplement Study for Adolescents". The purpose of this study is to determine if 14-19 year old African American adolescents are able to take a daily vitamin D supplement daily for about 4 months and how well a daily dose of 400 IU or 2000 IU vitamin D supplement raises their vitamin D blood level.
What is the current status of trial NCT00909454?
This trial is currently completed. It is a NA study. The enrollment target is 45 participants. The study started on 2009-02. Estimated completion is 2009-06.
What interventions are being tested in trial NCT00909454?
The interventions under investigation include: 2000 IU Vitamin D3 daily supplement (DIETARY_SUPPLEMENT), 400 IU Vitamin D3 supplement (DIETARY_SUPPLEMENT).
Who is sponsoring clinical trial NCT00909454?
This trial is sponsored by Augusta University, which has 106 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT00909454's enrollment target sits among peer trials
45 1411th of 2000 higher than 578 of 2,000 other NA trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other NA trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
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