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NCT02212652 · ClinicalTrials.gov registry record · NA
Vitamin D to Improve Nutrition Prior to Bariatric Surgery and Investigate the Relationship With Negative Outcomes
A NA study, sponsored by Johns Hopkins University.
- Terminated
- Registry status
- NA
- Development phase
- 70
- Enrollment target
NCT02212652: Clinical Trial NA study, sponsored by Johns Hopkins University.
NCT02212652 is a NA study that was terminated before completion, run by Johns Hopkins University. The registered enrollment target is 70 participants, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (95% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT02212652, a NA study, was terminated before completion, sponsored by Johns Hopkins University.
- TERMINATED
- Registry status
- NA
- Development phase
- 70 participants
- Enrollment target
Study Summary
VISTA is looking to see if vitamin D supplements before bariatric surgery might improve vitamin D stores, which may help to prevent some complications like infections. Who can join this research study? * Approved to undergo bariatric surgery-Roux-en-Y Gastric Bypass or Vertical Sleeve Gastrectomy-at the Johns Hopkins Bayview Medical Center * 18 to 64 years of age * BMI of 35 to 49.9 kg/m2 * VitD insufficient or deficient prior to having surgery What will happen if a participant chooses to participate in this research study? * The participant will be randomly assigned (by chance) to receive either: * Standard care plus vitamin D supplements or * Standard care plus a placebo (contains no vitamin D) * Either would be provided at no cost to the participant * The investigators will ask the participant to complete a survey on the day of surgery regarding supplement use * The investigators will follow the participants medical record through the 12 month follow up clinic visit.
Primary Outcome
Improved post-operative vitamin D status as measured by serum 25(OH)D concentration.
Interventions
- OTHER Placebo
- OTHER Standard of Care
- DIETARY_SUPPLEMENT Vitamin D
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 70 participants |
| Start Date | 2017-01 |
| Est. Completion | 2017-04 |
| Phase | NA |
Why NCT02212652 stopped before completion
NCT02212652 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 70 participants, a relatively small participant target, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (95% lower).
The record links to 0 conditions, and to 3 interventions - of which Placebo is the first listed.
NCT02212652 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT02212652 about?
NCT02212652 is a clinical study titled "Vitamin D to Improve Nutrition Prior to Bariatric Surgery and Investigate the Relationship With Negative Outcomes". VISTA is looking to see if vitamin D supplements before bariatric surgery might improve vitamin D stores, which may help to prevent some complications like infections. Who can join this research study? * Approved to undergo bariatric surgery-Roux-en-Y Gastric Bypass or Vertical Sleeve Gastrectomy-...
What is the current status of trial NCT02212652?
This trial is currently terminated. It is a NA study. The enrollment target is 70 participants. The study started on 2017-01. Estimated completion is 2017-04.
What interventions are being tested in trial NCT02212652?
The interventions under investigation include: Placebo (OTHER), Standard of Care (OTHER), Vitamin D (DIETARY_SUPPLEMENT).
Who is sponsoring clinical trial NCT02212652?
This trial is sponsored by Johns Hopkins University, which has 1,448 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT02212652's enrollment target sits among peer trials
70 1103rd of 2000 higher than 868 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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