U.S., April 2 -- ClinicalTrials.gov registry received information related to the study (NCT07505602) titled 'Air Purifier Use and Respiratory Health in COPD Patients' on March 20.
Brief Summary: This randomized, double-blind, parallel-controlled trial aims to evaluate the effects of an indoor air purifier intervention on respiratory health in patients with Chronic Obstructive Pulmonary Disease (COPD).
Study Start Date: April, 2026
Study Type: INTERVENTIONAL
Condition:
Respiratory Health
Intervention:
BEHAVIORAL: Using air purifiers with high-efficiency particulate air (HEPA) and carbon filters
Participants in the intervention arm will receive active air purifiers, which will be installed in their bedroom and the room where they spen...