Clinical trials: Air Quality
SARS-CoV2 Infection, Influenza Viral Infections
Reducing Respiratory Virus Transmission in Bangladeshi Classrooms
This study will test if affordable air cleaning devices (box fans with a filter attached and/or ultraviolet light lamps) installed in classrooms can reduce the number of viral respiratory illnesses schoolchildren experience.
- Conditions
- SARS-CoV2 Infection, Influenza Viral Infections, Respiratory Viral Infection
- Trial name
- NCT06247059
- Testing
- Box Fan, UV Germicidal Irradiation Lamp Unit, Combined: Box Fan and UV Germicidal Irradiation Lamp Units
- Volunteers
- healthy volunteers welcome
- Sponsor
- Stanford University
Asthma, Chronic Obstructive Pulmonary Disease
Usability and Acceptability Study of the P-STEP Mobile Application
Assess the usability and acceptance of the P-STEP app, through allowing participants with specific chronic conditions to pilot the app for 12-weeks.
- Conditions
- Asthma, Chronic Obstructive Pulmonary Disease, Interstitial Lung Disease, Coronary Heart Disease
- Trial name
- NCT05830318
- Testing
- P-STEP Mobile Application
- Where
- United Kingdom
- Volunteers
- 178 people
- Sponsor
- University of Leicester
Air Pollution, Indoor
The Clean Air Study: HEPA Purifiers to Improve Indoor Air Quality and Health in Rural Alaska Homes
Alaska Native children experience a high burden of respiratory disease, especially those in the Yukon-Kuskokwim (YK) Delta. Studies have shown that things like wood stove use, poor ventilation, and indoor tobacco smoke exposure…
- Trial name
- NCT06534385
- Testing
- Air purifier
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Alaska Native Tribal Health Consortium
Pain
Carbon Dioxide Versus Air Insufflation in Oesophago-gastro-duodenoscopy (OGD)
Comparison on the effect on patient pain and discomfort by using CO2 instead of air for insufflation during gastroscopy.
- Trial name
- NCT00627211
- Testing
- CO2 insufflation
- Volunteers
- 107 people
- Sponsor
- Norwegian Department of Health and Social Affairs
Faecal Contamination of Household Drinking Water (Environmental Outcome)
Evaluation of a Project to Distribute Water Filters and Cookstoves in Western Rwanda
DelAgua Health and Development, Manna Energy and the Rwanda Ministry of Health are collaborating on a project financed by carbon credits that will distribute household-based water filters and high-efficiency cook stoves to…
- Trial name
- NCT01882777
- Testing
- Household drinking water filters and cookstoves
- Where
- Rwanda
- Volunteers
- 566 people
- Sponsor
- London School of Hygiene and Tropical Medicine
Chronic Obstructive Pulmonary Disease (COPD)
Clinical Trial of Air Cleaners to Improve Indoor Air Quality and COPD Health
Objectives (include all primary and secondary objectives) Specific Aim #1: To determine whether an air cleaner intervention to improve home air quality will improve respiratory symptoms, quality of life, lung function and reduce…
- Trial name
- NCT02236858
- Testing
- HEPA Air Cleaner
- Where
- United States
- Volunteers
- 142 people
- Sponsor
- Johns Hopkins University
COPD (Chronic Obstructive Pulmonary Disease)
Effect of an App-based Intervention on Air Pollution in COPD Patients
This study will test whether a combination of health education, a mobile app, and a smart band can help people with chronic obstructive pulmonary disease (COPD) improve their quality of life and reduce flare-ups.
- Trial name
- NCT07074093
- Testing
- app+smartband+education
- Where
- Spain
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Fundacion para la Investigacion y Formacion en Ciencias de la Salud
Severe Asthma, COPD
K-HEALTH in AIR - Barcelona Pilot - Cohort
The study protocol is part of the European (EU) project "Knowledge for improving indoor AIR quality and HEALTH" (K-HEALTHinAIR, 2022-2026 - registry 101057693), which focuses on enhancing our understanding of how poor indoor air…
- Trial name
- NCT06421402
- Testing
- Air quality monitoring at patient's home, Questionnaires: Baseline & every six months, Lung function Testing: Baseline & every six months & during exacerbations
- Where
- Spain
- Volunteers
- 200 people
- Sponsor
- Institut d'Investigacions Biomèdiques August Pi i Sunyer
Tobacco Use, Smoking
CSD200902: Assessment of Indoor Air Quality for a Heated Tobacco Product With Four Non-Combusted Cigarette Variants in an Environmental Testing Chamber
This is a single-center, open-label, parallel-cohort study to measure and compare the levels of selected secondhand smoke (SHS) constituents of a heated tobacco product (HTP) against combustible cigarettes (CC) after ad libitum…
- Conditions
- Tobacco Use, Smoking, Tobacco Smoking
- Trial name
- NCT05363254
- Testing
- Marlboro Gold Box, Newport Box, Non-combusted cigarette variant 42001401
- Where
- United States
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- RAI Services Company
Cardiovascular Diseases, Blood Pressure
Evaluation of a Novel Indoor Air Pollution Intervention Among Older Adults
Particulate matter air pollution is the leading environmental risk factor of cardiovascular disease and is increasing in the Western United States due to more frequent and severe wildfires.
- Conditions
- Cardiovascular Diseases, Blood Pressure, Glycated Hemoglobin (HbA1c), Cholesterol
- Trial name
- NCT07539987
- Testing
- Air Improvement and Real-time Monitoring for Wellness through Interactive Strategies and Education (AIRWISE), Portable Air Cleaner (PAC) Control
- Where
- United States
- Volunteers
- 154 people
- Sponsor
- University of Montana
Asthma, Perennial Allergy
Clinical Effects of Temperature Controlled Laminar Airflow (TLA)
The purpose of this study is to determine whether clean air administered to the breathing zone with Temperature controlled Laminar Airflow (TLA) during night is effective in the treatment of perennial allergic asthma.
- Trial name
- NCT00987064
- Testing
- Temperature controlled Laminar Airflow (Protexo)
- Where
- 2 sites in Sweden
- Volunteers
- 28 people
- Sponsor
- Airsonett AB
Asthma Control, Pulmonary Function
Asthma Intervention With Residential Ventilation and Air Cleaner (AIRVAC) Study
The primary goal of this study is to investigate the comparative long-term (i.e., 1-year) effectiveness of energy recovery ventilators (ERVs) and portable air cleaners (PACs) in reducing indoor air pollutants and mold levels and…
- Conditions
- Asthma Control, Pulmonary Function, Quality of Life, Stress
- Trial name
- NCT07196436
- Testing
- Energy Recovery Ventilator, Portable Air Cleaner
- Where
- 2 sites in United States
- Volunteers
- 80 people
- Sponsor
- The University of Texas at Arlington
Pediatric Asthma
Humidity Asthma Interventions for Low Socioeconomic Status Children
The goal of this intervention study is to assess the effectiveness of low-cost humidity and mold reduction interventions in the home for reducing pediatric asthma.
- Trial name
- INHALE (NCT07453667)
- Testing
- Healthy home intervention
- Where
- 2 sites in United States
- Volunteers
- 80 people
- Sponsor
- Case Western Reserve University
Resting Heart Rate, Blood Glucose Control
Assessing the Effects of Cool Roofs on Indoor Environments and Health in Colima, Mexico
Ambient air temperatures in Mexico have broken record highs in 2024. Solutions are needed to build heat resilience in communities and adapt to increasing heat from climate change.
- Conditions
- Resting Heart Rate, Blood Glucose Control, Depression, Heat-related Symptoms
- Trial name
- REFLECT (NCT06834893)
- Testing
- Cool roof
- Where
- Mexico
- Volunteers
- 800 people, healthy volunteers welcome
- Sponsor
- Aditi Bunker
Parkinson's Syndrome
PET/MRI Artificial Intelligence Reconstruction Algorithm AIR Recon DL Image Quality Evaluation and Clinical Study
PET/MRI artificial intelligence reconstruction algorithm AIR Recon DL image quality evaluation and clinical study
- Trial name
- NCT06856096
- Testing
- PET/MRI
- Where
- China
- Volunteers
- 65 people
- Sponsor
- Xijing Hospital
Indoor Air Quality, Infectious Aerosols
Indoor Air Quality and Infectious Aerosols in Health Care Facilities
Outbreaks of emerging and re-remerging infectious diseases are frequently reported internationally in recent years, mainly due to global climate change, close human-livestock contact in developing countries, and globalization.
- Trial name
- NCT01275326
- Where
- Taiwan
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Taipei Medical University WanFang Hospital
Environment, Sleep
Hospital Environmental Exposure
There is an increasing body of evidence that human health is affected by environmental factors such as air quality, noise and light. This applies to both indoor and outdoor environments.
- Conditions
- Environment, Sleep, Noise Exposure, Air Quality
- Trial name
- NCT06802367
- Where
- United Kingdom
- Volunteers
- 120 people
- Sponsor
- University of Leicester
Indoor Air Quality
Home Health and Air Pollution Study
The goal of this clinical trial is to learn about whether indoor air quality will improve over time in homes where occupants receive personalized information about levels of health-relevant air pollutants that includes practical…
- Trial name
- NCT06030336
- Testing
- Home Health Report
- Where
- 2 sites in United States
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Colorado State University
Chronic Obstructive Pulmonary Disease
Indoor Air Quality and Respiratory Symptoms in Former Smokers
The investigators will conduct a randomized, controlled, double-blind, crossover trial to determine whether the presence of a portable high-efficiency indoor air filter in the bedroom reduces respiratory symptoms in former…
- Trial name
- NCT02956213
- Testing
- HEPA portable air filter
- Where
- United States
- Volunteers
- 52 people
- Sponsor
- Intermountain Health Care, Inc.
Respiratory Tract Diseases, Cardiovascular Diseases
ASPIRE Health Tulare County
The goal of this clinical trial is to compare indoor air quality and health in people exposed to air pollution, including possible exposure to wildfire smoke.
- Trial name
- ASPIREHealth (NCT05944770)
- Testing
- DIY portable air cleaner with a highly effective filter
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Environmental Protection Agency (EPA)