Chronic Obstructive Pulmonary Disease (COPD)Phase 3NCT00914810
Effect of Supplemental Vitamin D on Skeletal Muscle Function in Chronic Obstructive Pulmonary Disease (COPD) Patients
A Phase 3 study testing Vitamin D (cholecalciferol) in people with Chronic Obstructive Pulmonary Disease (COPD), run by Minneapolis Veterans Affairs Medical Center at 1 site in United States.
Trial 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). Read more about this study
- Who is it for?
- Ages 40 years and older
- Conditions the study is for
- Chronic Obstructive Pulmonary Disease (COPD)
- What is being tested?
- Vitamin D (cholecalciferol)
- Type of treatment
- Pill or oral medicine
- Could I receive a placebo?
- Yes, some participants may receive a placebo
- How many people
- 39 participants
- Where
- 1 siteUnited States
- Study dates
- Jun 2009to Oct 2011
- Phase
- Phase 3
- Are there results?
- Yes, posted in the registrySummary in the doctors' view
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 40 years and older
- All sexes
- No healthy volunteers
- Adult, Older adult
Who may be able to join
- COPD
- Forced expiratory volume in one second (FEV1) < or = 50% of predicted
- Smoking history of at least 10 pack-years
- Able to ambulate independently or with the use of an ambulatory assist device (such as a cane or walker)
Who cannot join
- Currently taking > 500 I.U. per day of vitamin D supplements
- Primary diagnosis of asthma
- Uncompensated heart failure
- Heart attack in the previous 6 months
- Kidney disease (glomerular filtration rate < 45 mL/min/1.73m2)
Trial locations and contacts
1 site in 1 country.
United States1 site
Minneapolis VA Medical Center
Minneapolis, Minnesota, 55417
About this study
Official title: Effect of Supplemental Vitamin D on Skeletal Muscle Function in 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).
- Being tested
- Vitamin D (cholecalciferol), Placebo
- Keywords
- Chronic obstructive pulmonary disease, Vitamin D, Cholecalciferol, Skeletal muscle
- Medical subject headings
- Pulmonary Disease, Chronic Obstructive
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
Vitamin D (cholecalciferol)Dietary supplement
2000 I.U. daily for 6 weeks
PlaceboDietary supplement
Placebo (sugar pill) daily for 6 weeks
| Study group | Role | What they receive |
|---|---|---|
| Vitamin D | Experimental | Cholecalciferol (2000 I.U. daily) Receives: Dietary Supplement: Vitamin D (cholecalciferol) |
| Placebo | Placebo comparator | Placebo capsule (sugar pill daily) Receives: Dietary Supplement: Placebo |
What is being measured
The primary outcome is the main question the study is designed to answer.
Change in Short Physical Performance Battery (SPPB) Score
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.
Measured: Baseline and 6 weeks
Secondary outcomes (1)
Change in Blood Level of Vitamin D (25-hydroxyvitamin D)
Measured: Baseline and 6 weeks
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted5 Jun 2009 (estimated)
- Study startJun 2009
- Primary completionOct 2011
- Study completionOct 2011
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Posted resultsParticipant flow, outcome measures and adverse events reported by the sponsor.
- Other trials for Chronic Obstructive Pulmonary Disease (COPD)Studies of the same condition, open and under way.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Interventional
- Phase
- Phase 3
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Quadruple blind
- Who is masked
- Participant, Care provider, Investigator, Outcomes assessor
- Enrolment
- 39 participants (actual)
Sponsor and investigators
- Lead sponsor
- Minneapolis Veterans Affairs Medical Center
- Sponsor type
- US federal agency
- Responsible party
- Principal investigator, Ken M. Kunisaki, Minneapolis Veterans Affairs Medical Center
- Investigators
- Ken M. Kunisaki, M.D., Principal investigator, Minneapolis Veterans Affairs Medical Center
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT00914810
- Sponsor's protocol ID
- 4129-A
- Status last verified
- Jun 2013
- First submitted
- 4 Jun 2009
- Last updated
- 11 Jun 2013
- Results posted
- Yes, on ClinicalTrials.gov
- Data monitoring committee
- No
Study at a glance
From the registry record, last updated by the sponsor on 11 Jun 2013. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- Effect of Supplemental Vitamin D on Skeletal Muscle Function in COPD Patients.
- ClinicalTrials.gov ID
- NCT00914810
- Acronym / sponsor ID
- 4129-A
- Keywords
- Chronic obstructive pulmonary disease, Vitamin D, Cholecalciferol, Skeletal muscle
- Phase
- Phase 3
- Study type
- Interventional
- Recruitment status
- Completed
- Enrolment
- 39 participants (actual)
- Lead sponsor
- Minneapolis Veterans Affairs Medical CenterUS federal agency
- Study start
- Jun 2009
- Primary completion
- Oct 2011 (actual)
- Study completion
- Oct 2011 (actual)
- First posted
- 5 Jun 2009 (estimated)
- Results
- Posted 11 Jun 2013
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
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).
Study design
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Quadruple blind (participant, care provider, investigator, outcomes assessor)
- Number of arms
- 2
| Arm | Type | Receives |
|---|---|---|
| Vitamin D | Experimental | Dietary Supplement: Vitamin D (cholecalciferol)Cholecalciferol (2000 I.U. daily) |
| Placebo | Placebo comparator | Dietary Supplement: PlaceboPlacebo capsule (sugar pill daily) |
Who may qualify
- Ages
- 40 years and older
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult, Older adult
Key inclusion criteria (4 listed)
- COPD
- Forced expiratory volume in one second (FEV1) < or = 50% of predicted
- Smoking history of at least 10 pack-years
- Able to ambulate independently or with the use of an ambulatory assist device (such as a cane or walker)
Key exclusion criteria (5 listed)
- Currently taking > 500 I.U. per day of vitamin D supplements
- Primary diagnosis of asthma
- Uncompensated heart failure
- Heart attack in the previous 6 months
- Kidney disease (glomerular filtration rate < 45 mL/min/1.73m2)
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| Vitamin D (cholecalciferol)2000 I.U. daily for 6 weeks | Dietary supplement | Vitamin D |
| PlaceboPlacebo (sugar pill) daily for 6 weeks | Dietary supplement | Placebo |
Primary outcome
Change in Short Physical Performance Battery (SPPB) Score
Time frame: Baseline and 6 weeks
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.
1 secondary outcome
Change in Blood Level of Vitamin D (25-hydroxyvitamin D)
Time frame: Baseline and 6 weeks
Results and safety
Loading the posted results from ClinicalTrials.gov…
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 11 Jun 2013.
- Posted resultsParticipant flow, baseline, all outcome measures and adverse events.
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
Ken M. Kunisaki, M.D. principal investigator
Minneapolis Veterans Affairs Medical Center
1 site in 1 country: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 3 study testing Vitamin D (cholecalciferol) in people with Chronic Obstructive Pulmonary Disease (COPD), run by Minneapolis Veterans Affairs Medical Center at 1 site in United States.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 4 inclusion and 5 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: finished, as of the sponsor's last update on 11 Jun 2013. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
What does this phase mean?
Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.
Not every study follows the same path, and some studies (observational studies, device studies) have no phase.
Are results available for this study?
Yes. Results are posted in the registry (first posted 11 Jun 2013). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Change in Short Physical Performance Battery (SPPB) Score (time frame: Baseline and 6 weeks). It is what the study was designed to measure, not a finding.
Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 11 Jun 2013.