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NCT01669915 · ClinicalTrials.gov registry record · NA
A Large Randomized Trial of Vitamin D, Omega-3 Fatty Acids and Cognitive Decline
A NA study, sponsored by Brigham and Women's Hospital.
- Completed
- Registry status
- NA
- Development phase
- 3,424
- Enrollment target
NCT01669915 is a NA study that has completed, run by Brigham and Women's Hospital. The registered enrollment target is 3,424 participants.
The verdict
NCT01669915, a NA study, has completed, sponsored by Brigham and Women's Hospital.
- COMPLETED
- Registry status
- NA
- Development phase
- 3,424 participants
- Enrollment target
Study Summary
The VITamin D and OmegA-3 TriaL (VITAL; NCT 01169259) is an ongoing randomized clinical trial in 25,875 U.S. men and women investigating whether taking daily dietary supplements of vitamin D3 (2000 IU) or omega-3 fatty acids (Omacor® fish oil, 1 gram) reduces the risk of developing cancer, heart disease, and stroke in people who do not have a prior history of these illnesses. This ancillary study is being conducted among participants in VITAL and will examine whether vitamin D or fish oil is associated with cognitive decline in 3000 older participants of VITAL.
Interventions
- DIETARY_SUPPLEMENT vitamin D3
- DIETARY_SUPPLEMENT Vitamin D3 placebo
- DIETARY_SUPPLEMENT Fish oil placebo
- DRUG omega-3 fatty acids (fish oil)
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 3,424 participants |
| Start Date | 2011-09-14 |
| Est. Completion | 2021-12-31 |
| Phase | NA |
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Full Details on ClinicalTrials.gov ↗What the Registry Record Tells You About NCT01669915
The ClinicalTrials.gov registry entry for NCT01669915 describes a study currently listed as completed, categorized as NA. The registered enrollment target is 3,424 participants, a figure that helps gauge the scale of data the investigators plan to collect. The listed sponsor is Brigham and Women's Hospital, which has 937 total studies on file at ClinicalTrials.gov.
The record links to 0 conditions, and to 4 interventions - of which vitamin D3 is the first listed.
NCT01669915 reports 0 study locations.
Frequently Asked Questions
What is clinical trial NCT01669915 about?
NCT01669915 is a clinical study titled "A Large Randomized Trial of Vitamin D, Omega-3 Fatty Acids and Cognitive Decline". The VITamin D and OmegA-3 TriaL (VITAL; NCT 01169259) is an ongoing randomized clinical trial in 25,875 U.S. men and women investigating whether taking daily dietary supplements of vitamin D3 (2000 IU) or omega-3 fatty acids (Omacor® fish oil, 1 gram) reduces the risk of developing cancer, heart dis...
What is the current status of trial NCT01669915?
This trial is currently completed. It is a NA study. The enrollment target is 3,424 participants. The study started on 2011-09-14. Estimated completion is 2021-12-31.
What interventions are being tested in trial NCT01669915?
The interventions under investigation include: vitamin D3 (DIETARY_SUPPLEMENT), Vitamin D3 placebo (DIETARY_SUPPLEMENT), Fish oil placebo (DIETARY_SUPPLEMENT), omega-3 fatty acids (fish oil) (DRUG).
Who is sponsoring clinical trial NCT01669915?
This trial is sponsored by Brigham and Women's Hospital, which has 937 total clinical trials registered on ClinicalTrials.gov.
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