Respiratory Benefits of Indoor Air Purification in Patients With Chronic Obstructive Pulmonary Disease: A Randomized Controlled Trial
Status: Recruiting
Location: See location...
Intervention Type: Behavioral
Study Type: Interventional
Study Phase: Not Applicable
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).
Eligibility
Participation Requirements
Sex: All
Minimum Age: 50
Maximum Age: 80
Healthy Volunteers: f
View:
• Age between 50 and 80 years old
• Physician diagnosis of COPD
• Living in Shanghai during the intervention period
• Subjects who have no plans to change homes during the intervention period
• Non-smokers and former smokers
Locations
Other Locations
China
School of Public Health, Fudan University
RECRUITING
Shanghai
Contact Information
Primary
Haidong Kan, Ph.D
kanh@fudan.edu.cn
+86-021-54237908
Time Frame
Start Date: 2026-03-30
Estimated Completion Date: 2027-12
Participants
Target number of participants: 120
Treatments
Experimental: Active air purifier group
Participants in this group received a home-based air purifier equipped with high-efficiency particulate air (HEPA) and carbon filters.
Sham_comparator: Sham air purifier group
Participants in this group received an air purifier identical in appearance to those used by the active air purifier group, but without the filtration function.
Related Therapeutic Areas
Sponsors
Leads: Fudan University