Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.
NCT02936999 · ClinicalTrials.gov registry record · Early Phase 1
Vitamin D Supplementation in Women With DCIS and/or LCIS
A Early Phase 1 study, sponsored by Inova Health Care Services.
- Terminated
- Registry status
- Early Phase 1
- Development phase
- 8
- Enrollment target
NCT02936999: Clinical Trial Early Phase 1 study, sponsored by Inova Health Care Services.
NCT02936999 is a Early Phase 1 study that was terminated before completion, run by Inova Health Care Services. The registered enrollment target is 8 participants, below the 53-participant average among 2,764 other Early Phase 1 trials with a reported enrollment target (85% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT02936999, a Early Phase 1 study, was terminated before completion, sponsored by Inova Health Care Services.
- TERMINATED
- Registry status
- Early Phase 1
- Development phase
- 8 participants
- Enrollment target
Study Summary
The purpose of this study is to determine the safety and usefulness of oral Vitamin D supplementation in subjects with in situ carcinoma. More specifically, this study is being done to (1) understand the effect of Vitamin D supplementation on behavior of breast cancer cells and (2) the development of invasive breast cancer disease.
Primary Outcome
The proliferation index measured by Ki67 will be described for both baseline (pre) and surgical (post) vitamin D supplementation. A paired t-test or the non-parametric Wilcoxon signed-rank test will be used when appropriate to compare patients' outcome between baseline and after-treatment.
Interventions
- DRUG Cholecalciferol
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 8 participants |
| Start Date | 2016-08 |
| Est. Completion | 2019-01 |
| Phase | Early Phase 1 |
Why NCT02936999 stopped before completion
NCT02936999 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 8 participants, a relatively small participant target, below the 53-participant average among 2,764 other Early Phase 1 trials with a reported enrollment target (85% lower).
The record links to 0 conditions, and to 1 intervention - of which Cholecalciferol is the first listed.
NCT02936999 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT02936999 about?
NCT02936999 is a clinical study titled "Vitamin D Supplementation in Women With DCIS and/or LCIS". The purpose of this study is to determine the safety and usefulness of oral Vitamin D supplementation in subjects with in situ carcinoma. More specifically, this study is being done to (1) understand the effect of Vitamin D supplementation on behavior of breast cancer cells and (2) the development o...
What is the current status of trial NCT02936999?
This trial is currently terminated. It is a Early Phase 1 study. The enrollment target is 8 participants. The study started on 2016-08. Estimated completion is 2019-01.
What interventions are being tested in trial NCT02936999?
The interventions under investigation include: Cholecalciferol (DRUG).
Who is sponsoring clinical trial NCT02936999?
This trial is sponsored by Inova Health Care Services, which has 75 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT02936999's enrollment target sits among peer trials
8 1782nd of 2000 higher than 176 of 2,000 other Early Phase 1 trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Early Phase 1 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
Nationwide trials with similar profiles
Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.
Similar registry start date
- NCT05988463 · started 2027-01-01 · Phase 1
Dose-Escalation Study of Artesunate Patients With IPF
- NCT07219706 · started 2026-12-10 · NA
Dietary Fiber and Time Restricted Eating
- NCT02831335 · started 2026-12-01
Technical Development of Multi-Parametric Renocerebral MRI
- NCT05962346 · started 2026-12 · NA
Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia