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NCT00914810 · ClinicalTrials.gov registry record · Phase 3

Effect of Supplemental Vitamin D on Skeletal Muscle Function in Chronic Obstructive Pulmonary Disease (COPD) Patients

A Phase 3 study, sponsored by Minneapolis Veterans Affairs Medical Center.

Completed
Registry status
Phase 3
Development phase
39
Enrollment target

NCT00914810: Completed Phase 3 study, sponsored by Minneapolis Veterans Affairs Medical Center.

NCT00914810 is a Phase 3 study that has completed, run by Minneapolis Veterans Affairs Medical Center. The registered enrollment target is 39 participants, below the 772-participant average among 15,282 other Phase 3 trials with a reported enrollment target (95% lower). According to ClinicalTrials.gov, the official US trial registry.

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The verdict

NCT00914810, a Phase 3 study, has completed, sponsored by Minneapolis Veterans Affairs Medical Center.

COMPLETED
Registry status
Phase 3
Development phase
39 participants
Enrollment target

Study Summary

The purpose of this study is to determine whether or not vitamin D supplementation can improve physical performance in persons with severe chronic obstructive pulmonary disease (COPD).

Primary Outcome

SPPB measures lower extremity strength using 3 simple office-based tests to assess standing balance, gait speed, and chair stands. The composite SPPB score ranges from 0 (worst performance) to 12 (best performance). The minimal clinically important difference is not fully agreed upon, although a difference of 1.0 point has been used in many studies.

Interventions

  • DIETARY_SUPPLEMENT Placebo
  • DIETARY_SUPPLEMENT Vitamin D (cholecalciferol)

Trial Details

FieldValue
Enrollment Target 39 participants
Start Date 2009-06
Est. Completion 2011-10
Phase Phase 3

What the finished NCT00914810 record still lists

NCT00914810 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 39 participants, a relatively small participant target, below the 772-participant average among 15,282 other Phase 3 trials with a reported enrollment target (95% lower).

The record links to 0 conditions, and to 2 interventions - of which Placebo is the first listed.

NCT00914810 does not publish any study locations in the registry export this page uses.

Frequently Asked Questions

What is clinical trial NCT00914810 about?

NCT00914810 is a clinical study titled "Effect of Supplemental Vitamin D on Skeletal Muscle Function in Chronic Obstructive Pulmonary Disease (COPD) Patients". The purpose of this study is to determine whether or not vitamin D supplementation can improve physical performance in persons with severe chronic obstructive pulmonary disease (COPD).

What is the current status of trial NCT00914810?

This trial is currently completed. It is a Phase 3 study. The enrollment target is 39 participants. The study started on 2009-06. Estimated completion is 2011-10.

What interventions are being tested in trial NCT00914810?

The interventions under investigation include: Placebo (DIETARY_SUPPLEMENT), Vitamin D (cholecalciferol) (DIETARY_SUPPLEMENT).

Who is sponsoring clinical trial NCT00914810?

This trial is sponsored by Minneapolis Veterans Affairs Medical Center, which has 28 total clinical trials registered on ClinicalTrials.gov.

How this trial's enrollment target compares

Where NCT00914810's enrollment target sits among peer trials

39 1898th of 2000 higher than 101 of 2,000 other Phase 3 trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Phase 3 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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Source: ClinicalTrials.gov NCT00914810, the US trial registry maintained by the National Library of Medicine. NCT00914810 (small enrollment · none site footprint · completed) retrieved and formatted by PlainTrial, see methodology.