Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Jul 24, 2026, 8:50 AM EDT

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Showing 1–16 of 16 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Air Pollution, Indoor
Interventions
Air purifier
Device
Lead sponsor
Alaska Native Tribal Health Consortium
Other
Eligibility
Up to 5 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Bethel, Alaska
Conditions
Coronary Heart Disease, Cardiovascular Diseases, Environmental Exposure
Interventions
AIRWISE
Other
Lead sponsor
University of Montana
Other
Eligibility
55 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Missoula, Montana
Conditions
Air Pollution, Indoor, Behavior
Interventions
RCT 1- Testing the Effectiveness of Marketing Messages in Increasing Willingness to Pay, RCT 3-Measure the Effects of Fuel Efficient Cookstoves on Health, Fuel Use and Time Spent Collecting Fuel, RCT 2- Testing the Effectiveness of the Novel Sales Offer and its ability to Increase Uptake of Purchasing Energy Efficient Cookstoves
Other
Lead sponsor
University of California, Berkeley
Other
Eligibility
18 Years and older · Female only
Enrollment
3,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Berkeley, California
Not listed Not applicable Interventional Accepts healthy volunteers

ASPIRE Health Tulare County

NCT05944770
Conditions
Respiratory Tract Diseases, Cardiovascular Diseases
Interventions
DIY portable air cleaner with a highly effective filter, DIY portable air cleaner with sham filtration
Other
Lead sponsor
Environmental Protection Agency (EPA)
Federal
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Fresno, California
Recruiting Not applicable Interventional Accepts healthy volunteers

HEPA, PM2.5, and Cardiometabolic Health

NCT05718245
Conditions
Air Pollution, Cardiometabolic Health
Interventions
HEPA filter, Sham filter
Device
Lead sponsor
University of Southern California
Other
Eligibility
65 Years to 84 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Completed No phase listed Observational Accepts healthy volunteers

Indoor Air Quality for Black Adults With Uncontrolled Asthma

NCT05685381
Conditions
Asthma
Interventions
Not listed
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
2
States / cities
Beacon, New York • Brooklyn, New York
Conditions
Pollution; Exposure
Interventions
Educational Programming
Other
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Conditions
Cardiovascular Diseases, Blood Pressure, Glycated Hemoglobin (HbA1c), Cholesterol, Cholesterol, HDL, Cholesterol, LDL, Indoor Air Quality, Particulate Matter, Health Behavior
Interventions
Air Improvement and Real-time Monitoring for Wellness through Interactive Strategies and Education (AIRWISE), Portable Air Cleaner (PAC) Control
Behavioral · Other
Lead sponsor
University of Montana
Other
Eligibility
55 Years to 79 Years
Enrollment
154 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Missoula, Montana
Completed Not applicable Interventional Accepts healthy volunteers

Solar Lighting to Reduce Indoor Air Pollution in Rural Uganda

NCT03351504
Conditions
Pollution; Exposure, Hypertension, Pollution Related Respiratory Disorder
Interventions
Solar lighting system
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Asthma, Pollution; Exposure
Interventions
Residential mechanical ventilation system (Exhaust), Residential mechanical ventilation system (CFIS) and air filtration upgrades, Residential mechanical ventilation system (ERV) and air filtration upgrades
Device
Lead sponsor
Illinois Institute of Technology
Other
Eligibility
18 Years and older
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Asthma
Interventions
NO2 Scrubber, HEPA filter, Control
Other
Lead sponsor
Yale University
Other
Eligibility
5 Years to 11 Years
Enrollment
116 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
New Haven, Connecticut
Completed Not applicable Interventional Results available

AIM to Improve Asthma: Airflow Improvements During Meal-Prep

NCT04464720
Conditions
Asthma in Children, Pollution; Exposure
Interventions
Cooking Ventilation Intervention
Behavioral
Lead sponsor
University of California, Berkeley
Other
Eligibility
6 Years to 12 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Berkeley, California
Conditions
Air Pollution, Atherosclerosis
Interventions
HEPA filtration, Sham filtration
Device
Lead sponsor
University of Southern California
Other
Eligibility
65 Years to 84 Years
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Los Angeles, California
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Home Health and Air Pollution Study

NCT06030336
Conditions
Indoor Air Quality
Interventions
Home Health Report
Behavioral
Lead sponsor
Colorado State University
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
2
States / cities
Aurora, Colorado • Fort Collins, Colorado
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
Not listed
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Columbia, Missouri
Conditions
Asthma
Interventions
High Efficiency Particulate Air Cleaner, Sham air cleaner
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 50 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
2
States / cities
Baltimore, Maryland