Improving air quality for patients with COPD

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

NIH-funded research Johns Hopkins University · NIH-10920426

This study is looking at how using portable air cleaners at home can help people with COPD breathe better and feel healthier by reducing indoor air pollution.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionJohns Hopkins University NIH-funded
Lab location1 site (Baltimore, United States)
Project IDNIH-10920426 on NIH RePORTER

What this research studies

This research investigates the impact of using portable air cleaners on the health of individuals with Chronic Obstructive Pulmonary Disease (COPD). It focuses on how reducing indoor air pollutants, such as particulate matter and nitrogen dioxide, can improve respiratory health and quality of life for patients. The study involves a randomized controlled trial where participants will use air cleaners in their homes to assess changes in their respiratory symptoms and overall well-being. By examining these effects, the research aims to provide evidence-based interventions for managing COPD.

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, particularly former smokers.

Not a fit: Patients who do not have COPD or those who are not exposed to significant indoor air 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 that improving indoor air quality can positively affect respiratory health in COPD patients.

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 DiseaseChronic Obstructive Lung Disease
Last reviewed 2026-06-13 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.