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NCT04252235 · ClinicalTrials.gov registry record · NA
Home Air Purification for Eosinophilic COPD
A NA study, sponsored by Beth Israel Deaconess Medical Center.
- Completed
- Registry status
- NA
- Development phase
- 178
- Enrollment target
NCT04252235: Completed NA study, sponsored by Beth Israel Deaconess Medical Center.
NCT04252235 is a NA study that has completed, run by Beth Israel Deaconess Medical Center. The registered enrollment target is 178 participants, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (87% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT04252235, a NA study, has completed, sponsored by Beth Israel Deaconess Medical Center.
- COMPLETED
- Registry status
- NA
- Development phase
- 178 participants
- Enrollment target
Study Summary
This study evaluates the influence of home air purification on the lung health of adults with eosinophilic COPD. Half of the participants will receive real air purifiers (HEPA filters) and half will receive sham air purifiers.
Primary Outcome
FEV1 is the volume of air exhaled in the first second of a forced exhalation maneuver. Lower volumes indicate worse lung function.
Interventions
- DEVICE Air purifier
- DEVICE Sham air purifier
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 178 participants |
| Start Date | 2021-03-15 |
| Est. Completion | 2026-02-28 |
| Phase | NA |
What the finished NCT04252235 record still lists
NCT04252235 is an interventional study that assigns participants to a tested intervention. The registered 178 participants enrollment target is mid-sized for trials with a published cap, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (87% lower).
The record links to 0 conditions, and to 2 interventions - of which Air purifier is the first listed.
NCT04252235 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT04252235 about?
NCT04252235 is a clinical study titled "Home Air Purification for Eosinophilic COPD". This study evaluates the influence of home air purification on the lung health of adults with eosinophilic COPD. Half of the participants will receive real air purifiers (HEPA filters) and half will receive sham air purifiers.
What is the current status of trial NCT04252235?
This trial is currently completed. It is a NA study. The enrollment target is 178 participants. The study started on 2021-03-15. Estimated completion is 2026-02-28.
What interventions are being tested in trial NCT04252235?
The interventions under investigation include: Air purifier (DEVICE), Sham air purifier (DEVICE).
Who is sponsoring clinical trial NCT04252235?
This trial is sponsored by Beth Israel Deaconess Medical Center, which has 488 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT04252235's enrollment target sits among peer trials
178 604th of 2000 higher than 1,397 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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