Improving air quality for patients with COPD using air cleaners

1/2 Multi-Center CLEAN AIR 2 Randomized Control Trial in COPD

NIH-funded research Johns Hopkins University · NIH-11093665

This study is looking at how using portable air cleaners in the homes of people with COPD can help improve air quality and make breathing easier, so if you have COPD, this research might be for you!

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionJohns Hopkins University NIH-funded
Lab location1 site (Baltimore, United States)
Project IDNIH-11093665 on NIH RePORTER

What this research studies

This research investigates the impact of using portable air cleaners in the homes of patients with Chronic Obstructive Pulmonary Disease (COPD). The study focuses on reducing indoor air pollutants, such as particulate matter and nitrogen dioxide, which can worsen respiratory health. Participants will have air cleaners placed in their homes to assess changes in air quality and their effects on respiratory symptoms and quality of life. The research aims to provide evidence-based non-pharmacological interventions to improve health outcomes for COPD patients.

Who could benefit from this research

Good fit: Ideal candidates for this research are adults aged 21 and older who have been diagnosed with COPD and spend significant time indoors.

Not a fit: Patients with COPD who do not have access to indoor environments with high levels of pollutants may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved respiratory health and quality of life for patients with COPD by reducing harmful indoor air pollutants.

How similar studies have performed: Previous studies have shown promising results with similar interventions, indicating potential for success in this approach.

Where this research is happening

Baltimore, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Conditions Chronic Obstruction Pulmonary Disease
Last reviewed 2026-06-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.