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air filtration

Showing 1 - 25 of 2,924
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Air Pollution, Atherosclerosis Trial in Los Angeles (HEPA filtration, Sham filtration)

Not yet recruiting
  • Air Pollution
  • Atherosclerosis
  • HEPA filtration
  • Sham filtration
  • Los Angeles, California
    Keck School of Medicine, University of Southern California
May 19, 2023

Operating Room Air Filtration/Sterilization

Recruiting
  • Non-cardiac Surgery
  • Functioning Aerus air filtration/sterilization
  • Deactivated Aerus air filtration/sterilization
  • Cleveland, Ohio
    Cleveland Clinic
Sep 21, 2022

Pulmonary Disease, Chronic Obstructive Trial in Chicago (Air cleaner)

Recruiting
  • Pulmonary Disease, Chronic Obstructive
  • Air cleaner
  • Chicago, Illinois
    Jesse Brown Veterans Affairs Medical Center
Jun 13, 2023

Asthma, Pollution; Exposure Trial in Chicago (Residential mechanical ventilation system (Exhaust), Residential mechanical

Completed
  • Asthma
  • Pollution; Exposure
  • Residential mechanical ventilation system (Exhaust)
  • +2 more
  • Chicago, Illinois
    Illinois Institute of Technology
Oct 19, 2023

Covid19 Trial in San Mateo, Stanford (Filtration Fan, Safe-home pamphlet, Mid-week phone call)

Enrolling by invitation
  • Covid19
  • Filtration Fan
  • +2 more
  • San Mateo, California
  • +1 more
Mar 18, 2023

Cardiovascular Diseases Trial in New York (Portable air cleaner (PAC), Sham Portable air cleaner (PAC))

Enrolling by invitation
  • Cardiovascular Diseases
  • Portable air cleaner (PAC)
  • Sham Portable air cleaner (PAC)
  • New York, New York
    NYU Langone Health
Nov 22, 2022

Air Pollution, Cardiometabolic Health Trial in Los Angeles (HEPA filter, Sham filter)

Not yet recruiting
  • Air Pollution
  • Cardiometabolic Health
  • HEPA filter
  • Sham filter
  • Los Angeles, California
    Keck School of Medicine, University of Southern California
Feb 7, 2023

Orthopaedic Surgery (30 Minutes or Longer) Trial in Stockholm (Novaerus NV800 on, Novaerus NV800 off, Novaerus NV800 on or off)

Completed
  • Orthopaedic Surgery (30 Minutes or Longer)
  • Novaerus NV800 on
  • +2 more
  • Stockholm, Sweden
    Danderyds Sjukhus AB
Jun 23, 2022

Respiratory; Disorder, Functional, Impaired, Respiratory Infection Other Trial in Missoula (Education (Tx1), Air Filtration Unit

Completed
Has Results
  • Respiratory; Disorder, Functional, Impaired
  • Respiratory Infection Other
  • Education (Tx1)
  • +2 more
  • Missoula, Montana
    University of Montana
Nov 2, 2022

Cardiopulmonary Diseases Trial in Beijing (Air purifier)

Recruiting
  • Cardiopulmonary Diseases
  • Air purifier
  • Beijing, China
    Peking University
Dec 29, 2021

Respiratory Tract Diseases, Cardiovascular Diseases Trial (DIY portable air cleaner with a highly effective filter, DIY portable

Not yet recruiting
  • Respiratory Tract Diseases
  • Cardiovascular Diseases
  • DIY portable air cleaner with a highly effective filter
  • DIY portable air cleaner with sham filtration
  • (no location specified)
Jul 6, 2023

Protective Effect of Air Purifier on Children's Health Trial in Beijing (Air Purifiers, Sham Air Purifiers)

Recruiting
  • Protective Effect of Air Purifier on Children's Health
  • Air Purifiers
  • Sham Air Purifiers
  • Beijing, China
    National Institute of Environmental Health, Chinese Center for D
Jul 27, 2021

Lower Tract Respiratory Infection Trial in Missoula (Education Intervention (Tx1), Air Filtration Unit Treatment (Tx2), Placebo

Completed
Has Results
  • Lower Tract Respiratory Infection
  • Education Intervention (Tx1)
  • +2 more
  • Missoula, Montana
    University of Montana
Jun 1, 2022

Cardiovascular Diseases in Old Age Trial (Low efficiency air filtration systems, High efficiency air filtration systems, Air

Completed
  • Cardiovascular Diseases in Old Age
  • Low efficiency air filtration systems
  • +2 more
  • (no location specified)
Oct 20, 2020

Bronchiolitis Trial in United States (Winix 5500-2 HEPA filtration units)

Recruiting
  • Bronchiolitis
  • Winix 5500-2 HEPA filtration units
  • Anchorage, Alaska
  • +16 more
Jan 4, 2023

Asthma in Children Trial in Shanghai (Bedroom air filtered by an air filtration device to remove airborne pollutants)

Unknown status
  • Asthma in Children
  • Bedroom air filtered by an air filtration device to remove airborne pollutants
  • Shanghai, Shanghai, China
    Shanghai General Hospital
Mar 19, 2020

COVID-19 Trial in Bern (Baldachin)

Not yet recruiting
  • COVID-19
  • Baldachin
  • Bern, Canton Of Bern, Switzerland
    Inselspital Bern University Hospital
Dec 19, 2022

Pneumonia, Pollution; Exposure, Lung Function Decreased Trial (Clean Air Intervention)

Not yet recruiting
  • Pneumonia
  • +5 more
  • Clean Air Intervention
  • (no location specified)
Feb 1, 2023

Air Pollution Trial in Farmington (Air filtration and building envelop modifications)

Completed
  • Air Pollution
  • Air filtration and building envelop modifications
  • Farmington, Connecticut
    University of Connecticut
Jul 22, 2019

Covid19, Tuberculosis, Respiratory Viral Infection Trial in Mankato (N95 mask, Nordell single E-100 layer mask, Nordell double

Recruiting
  • Covid19
  • +2 more
  • N95 mask
  • +2 more
  • Mankato, Minnesota
    Mayo Clinic Health System in Mankato
Sep 20, 2022

Airway Morbidity, Cognitive and Attention Disorders and Disturbances, Oxidative Stress Trial in Shanghai (Fresh air system with

Completed
  • Airway Morbidity
  • +2 more
  • Fresh air system with filtration
  • Shanghai, China
    Fudan University
Mar 28, 2019

PreDiabetes Trial in New York (PAC with HEPA filter intact, PAC with HEPA filter removed)

Not yet recruiting
  • PreDiabetes
  • PAC with HEPA filter intact
  • PAC with HEPA filter removed
  • New York, New York
    NYU Langone Medical Center
Aug 9, 2023

Viral Infection Trial (Active classroom HEPA cleaner, Sham classroom HEPA cleaner)

Not yet recruiting
  • Viral Infection
  • Active classroom HEPA cleaner
  • Sham classroom HEPA cleaner
  • (no location specified)
Jul 11, 2023

Cardiovascular Diseases Trial in Seattle (Filtered Air)

Completed
  • Cardiovascular Diseases
  • Filtered Air
  • Seattle, Washington
    University of Washington Medical Center
Jul 8, 2022

Univentricular Heart, Congenital Heart Disease, Lymphatic Abnormalities Trial in São Paulo (Exercise training)

Completed
  • Univentricular Heart
  • +5 more
  • Exercise training
  • São Paulo, Sao Paulo, Brazil
    Instituto do Coracao, Faculdade de Medicina da Universidade de S
Jun 28, 2023