- Conditions
- Bronchiolitis, Viral, Pneumonia, Viral, Pneumonia, Bacterial
- Interventions
- Helmet CPAP
- Device
- Lead sponsor
- Columbia University
- Other
- Eligibility
- 1 Month to 5 Years
- Enrollment
- 5 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2023
- U.S. locations
- 1
- States / cities
- New York, New York
Search Results
Search by objective public record fields.
Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.
These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Showing 1–24
of 31
matching trials from the live ClinicalTrials.gov search.
- Conditions
- Bronchiolitis
- Interventions
- Winix 5500-2 HEPA filtration units
- Other
- Lead sponsor
- IDeA States Pediatric Clinical Trials Network
- Network
- Eligibility
- 1 Week to 12 Months
- Enrollment
- 230 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2024
- U.S. locations
- 17
- States / cities
- Anchorage, Alaska • Little Rock, Arkansas • Honolulu, Hawaii + 14 more
- Conditions
- Cardiovascular Diseases
- Interventions
- Filtered Air
- Other
- Lead sponsor
- University of Washington
- Other
- Eligibility
- 18 Years to 49 Years
- Enrollment
- 16 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2015 – 2016
- U.S. locations
- 1
- States / cities
- Seattle, Washington
- Conditions
- COPD, Eosinophilia
- Interventions
- Air purifier, Sham air purifier
- Device
- Lead sponsor
- Beth Israel Deaconess Medical Center
- Other
- Eligibility
- 40 Years and older
- Enrollment
- 178 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2026
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- COPD, Chronic Obstructive Pulmonary Disease
- Interventions
- Active HEPA Air Cleaner, Motivational interviewing, Sham Air Cleaner
- Device · Behavioral
- Lead sponsor
- Johns Hopkins University
- Other
- Eligibility
- 40 Years and older
- Enrollment
- 144 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2024
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- COVID -19, Respiratory Failure, Hypoxia
- Interventions
- Oxygen Hood
- Device
- Lead sponsor
- Northwell Health
- Other
- Eligibility
- Not listed
- Enrollment
- 136 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020
- U.S. locations
- 1
- States / cities
- Sleepy Hollow, New York
- Conditions
- Asthma Control, Pulmonary Function, Quality of Life, Stress, Sleep Quality
- Interventions
- Energy Recovery Ventilator, Portable Air Cleaner, Energy Recovery Ventilator (Sham), Portable Air Cleaner (Sham)
- Device
- Lead sponsor
- The University of Texas at Arlington
- Other
- Eligibility
- 5 Years and older
- Enrollment
- 80 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2028
- U.S. locations
- 2
- States / cities
- Arlington, Texas • Plano, Texas
- Conditions
- Cardiovascular Risk Factor, Blood Pressure
- Interventions
- HEPA Air Filtration, Sham HEPA Air Filtration
- Other
- Lead sponsor
- UConn Health
- Other
- Eligibility
- 30 Years and older
- Enrollment
- 156 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2024
- U.S. locations
- 1
- States / cities
- Farmington, Connecticut
- 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
- Conditions
- Asthma Attack, Lung Function, Airway Inflammation
- Interventions
- Austin Air Cleaner
- Device
- Lead sponsor
- Columbia University
- Other
- Eligibility
- 7 Years to 18 Years
- Enrollment
- 55 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2028
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Blood Pressure
- Interventions
- Active PAC, Sham PAC
- Device
- Lead sponsor
- NYU Langone Health
- Other
- Eligibility
- 18 Years to 100 Years
- Enrollment
- 440 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2028
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Coronavirus Infection, Disease Prevention
- Interventions
- Assembled mask
- Other
- Lead sponsor
- University of Oklahoma
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 20 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2020 – 2022
- U.S. locations
- 1
- States / cities
- Oklahoma City, Oklahoma
- Conditions
- Heart Failure
- Interventions
- PAC provision at hospital discharge, Control non-intervention; PAC without filter
- Other
- Lead sponsor
- Henry Ford Health System
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 400 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2027
- U.S. locations
- 1
- States / cities
- Detroit, Michigan
- Conditions
- Vehicular Environment
- Interventions
- HEPA air purifier, questionnaires, Log-book, Urine sample
- Device · Behavioral · Other
- Lead sponsor
- Memorial Sloan Kettering Cancer Center
- Other
- Eligibility
- 21 Years to 90 Years · Male only
- Enrollment
- 39 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2014 – 2020
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Spirometry
- Interventions
- Community health worker-delivered multi-component respiratory health intervention
- Behavioral
- Lead sponsor
- Johns Hopkins University
- Other
- Eligibility
- 9 Years and older
- Enrollment
- 800 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2030
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- Cardiovascular Diseases
- Interventions
- Portable air cleaner (PAC), Sham Portable air cleaner (PAC)
- Other
- Lead sponsor
- NYU Langone Health
- Other
- Eligibility
- 18 Years to 100 Years
- Enrollment
- 48 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2023
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Pediatric Asthma
- Interventions
- Portable air cleaner with HEPA filter, Less effective portable air cleaner (no HEPA)
- Device
- Lead sponsor
- University of Washington
- Other
- Eligibility
- 6 Years to 12 Years
- Enrollment
- 60 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2027
- U.S. locations
- 1
- States / cities
- Seattle, Washington
- 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
- Conditions
- Childhood Asthma
- Interventions
- Community Health Worker Intervention, Air Filter, Air Filter and Air Conditioner
- Behavioral · Other
- Lead sponsor
- University of Michigan
- Other
- Eligibility
- 6 Years to 12 Years
- Enrollment
- 126 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2007 – 2010
- U.S. locations
- 1
- States / cities
- Ann Arbor, Michigan
- 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
- Conditions
- Chronic Obstructive Pulmonary Disease (COPD)
- Interventions
- Air cleaner, Sham air cleaner
- Device
- Lead sponsor
- JHSPH Center for Clinical Trials
- Other
- Eligibility
- 40 Years and older
- Enrollment
- 770 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2029
- U.S. locations
- 11
- States / cities
- Birmingham, Alabama • Los Angeles, California • Iowa City, Iowa + 7 more
- 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
- PreDiabetes
- Interventions
- PAC with HEPA filter intact, PAC with HEPA filter removed
- Device
- Lead sponsor
- NYU Langone Health
- Other
- Eligibility
- 18 Years to 85 Years
- Enrollment
- 150 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2026
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Pulmonary Disease, Chronic Obstructive
- Interventions
- Air cleaner
- Device
- Lead sponsor
- Illinois Institute of Technology
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 80 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2025
- U.S. locations
- 1
- States / cities
- Chicago, Illinois