Clinical trials: Air Pollution
Air Pollution, Cardiometabolic Health
HEPA, PM2.5, and Cardiometabolic Health
The goal of this randomized, double-blind, crossover trial is to test the hypothesis that a longer-term indoor HEPA filtration intervention can improve cardiometabolic profiles by reducing indoor PM2.5 exposures in at-risk…
- Trial name
- NCT05718245
- Testing
- HEPA filter
- Where
- United States
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- University of Southern California
COPD, Lung Cancer (NSCLC)
Tumors and Respiratory System Diseases Due to Air Pollution: New Biomarkers of Exposure and Effects
This study aims to examine the exposure to atmospheric pollutants in a group of non-smoking patients suffering from lung cancer, chronic obstructive pulmonary disease (COPD), and leukemia.
- Conditions
- COPD, Lung Cancer (NSCLC), Leukemia
- Trial name
- RECAP (NCT06800586)
- Where
- 3 sites in Italy
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- IRCCS Azienda Ospedaliero-Universitaria di Bologna
Preeclampsia, Preterm Delivery
Ambient Air Pollution, Preeclampsia, and Preterm Delivery
An epidemiologic study of pregnant women in western Washington to measure the relationships between exposure to air pollutants and risks of preeclampsia and preterm delivery.
- Trial name
- NCT00468663
- Volunteers
- 4,200 people
- Sponsor
- National Institute of Environmental Health Sciences (NIEHS)
Pollution; Exposure, Acute Coronary Syndrome
Impact of Air Pollution and Climate Changes on the Epidemiology of Cardiovascular Disease
Despite the fact that the topic of air pollution has been in focus of researchers for many years, there are no big studies that take up the matter of its influence on acute coronary, cerebral syndromes and CVD mortality in…
- Conditions
- Pollution; Exposure, Acute Coronary Syndrome, Chronic Coronary Insufficiency, Particulate Matter Inhalation Injury
- Trial name
- PL-PARTICLES (NCT04541498)
- Testing
- Impact of air pollution and climate changes
- Where
- Poland
- Volunteers
- 150,000 people
- Sponsor
- Medical University of Bialystok
Diet Habit, Pollution; Exposure
Children's Health Study Diet and Air Pollution
This study is built upon the existing data in the Children's Health Study to examine the longitudinal association between childhood exposure to air pollutants and changes in diet among adolescents.
- Conditions
- Diet Habit, Pollution; Exposure, Child Obesity
- Trial name
- CHS DIET (NCT03379298)
- Volunteers
- 3,142 people, healthy volunteers welcome
- Sponsor
- University of Southern California
Cardiopulmonary Function, Environmental Exposures
Effects of LPG and Ventilation Interventions on Reducing HAP and Improving Cardiopulmonary Health
The goal of this clinical trial is to evaluate the independent and synergistic effects of liquefied petroleum gas (LPG) substitution and improved ventilation on household air pollution (HAP) reduction and cardiopulmonary health.
- Trial name
- NCT07005193
- Testing
- Cooking ventilation facilities, Using liquefied gas for cooking, Using solid fuels for cooking
- Where
- 3 sites in China
- Volunteers
- 1,200 people, healthy volunteers welcome
- Sponsor
- Huazhong University of Science and Technology
Cardiopulmonary Function, Child
Health Benefits of Air Purifiers in Primary School Students
This study aims to explore changes in cardiopulmonary function and other health indicators in primary school students with the intervention of air purifiers on a randomized controlled trial.
- Trial name
- NCT05016271
- Testing
- Air purifier and fresh air ventilation systems with high-efficiency particulate air (HEPA) filters, Air purifier and fresh air ventilation systems without high-efficiency particulate air (HEPA) filters
- Where
- China
- Volunteers
- 110 people, healthy volunteers welcome
- Sponsor
- Fudan University
Interstitial Lung Disease Due to Systemic Disease (Disorder), Interstitial Lung Disease Due to Systemic Disease (Telomere Biology Disorder)
Occupational and Environmental Exposures Analysis in Interstitial Lung Diseases.
The OCEAN-ILD study is designed to prospectively evaluate the prevalence and clinical relevance of environmental and occupational exposures in a large Italian cohort of patients affected by any ILD, using a standardised exposure…
- Conditions
- Interstitial Lung Disease Due to Systemic Disease (Disorder), Interstitial Lung Disease Due to Systemic Disease (Telomere Biology Disorder), Exposure Occupational, Occupational Exposure
- Trial name
- OCEAN-ILD (NCT07577115)
- Testing
- standard interview
- Where
- Italy
- Volunteers
- 1,000 people
- Sponsor
- Istituto Clinico Humanitas
Asthma and/or Exercise Induced Bronchoconstriction, Ozone Air Pollution
Salbutamol Use in Ozone Air Pollution by People With Asthma and/or Exercise Induced Bronchoconstriction (EIB)
Salbutamol use is increased in areas with high levels of ozone pollution and the potential consequences of this are not well known.
- Trial name
- NCT05087693
- Testing
- Salbutamol, Ozone, Filtered Air
- Where
- Canada
- Volunteers
- 18 people
- Sponsor
- University of British Columbia
Coronary Artery Disease Premature, Angina, Stable
Influence of Air Quality on the Development and Progression of Premature Coronary Artery Disease
The new global guidelines from the World Health Organization on air quality provide evidence of the damage that air pollution inflicts on human health at even lower concentrations than previously thought.
- Conditions
- Coronary Artery Disease Premature, Angina, Stable, Acute Coronary Syndrome, MINOCA
- Trial name
- AIRHEART (NCT06464042)
- Where
- Spain
- Volunteers
- 4,272 people
- Sponsor
- pablo Juan-Salvadores
Angina Pectoris, Coronary Heart Disease
Reducing the Pro-ischaemic Effects of Air Pollution Exposure Using a Simple Face Mask
Air pollution is a major cause of cardiorespiratory morbidity and mortality. The exact components of air pollution that underlie the cardiovascular effects are not yet known, but combustion-derived particulate matter is suspected…
- Conditions
- Angina Pectoris, Coronary Heart Disease, Blood Pressure, Heart Rate Variability
- Trial name
- NCT00809653
- Testing
- No Face Mask, Face Mask
- Where
- China
- Volunteers
- 100 people
- Sponsor
- University of Edinburgh
Premature Birth, Respiratory Disease
Towards Life-Long Healthy Lungs: A Multidisciplinary Follow-up Framework for Preterm Infants
Approximately 8% of all births occur between 30-36 weeks of gestation ('moderate-late' prematurity). Respiratory tract infections (RTI) and wheezing illnesses disproportionally affect preterm infants resulting in a 1.5-2 fold…
- Conditions
- Premature Birth, Respiratory Disease, Respiratory Tract Infections, Preterm Birth
- Trial name
- LONG LOVE (NCT05618769)
- Testing
- LONG LOVE Framework
- Where
- Netherlands
- Volunteers
- 330 people
- Sponsor
- Franciscus Gasthuis
Pulmonary Disease, Chronic Obstructive, Airway Disease
Innate Immunity in Ozone-induced Airway Inflammation in COPD
Chronic obstructive pulmonary disease (COPD) is the third leading cause of death in the United States. Patients with COPD are routinely exposed to indoor and outdoor air pollution, which appears to cause escalation of their…
- Conditions
- Pulmonary Disease, Chronic Obstructive, Airway Disease, COPD Exacerbation, Pollution; Exposure
- Trial name
- CO3PD (NCT04669743)
- Testing
- Ozone exposure
- Where
- 3 sites in United States
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Cardiovascular Diseases, Particulate Matter Inhalation Injury
Impact of Lifetime Exposure to Air and Noise Pollution on Cardiovascular Disease and Mortality - the AIRCARD Study.
The purpose of this study is to determine the impact of individually lifetime accumulated exposure to air and noise pollution on the incidence and prevalence of cardiovascular diseases (CVD) and mortality.
- Conditions
- Cardiovascular Diseases, Particulate Matter Inhalation Injury, Arteriosclerosis, Pollution; Exposure
- Trial name
- AIRCARD (NCT04353232)
- Where
- Denmark
- Volunteers
- 33,723 people, healthy volunteers welcome
- Sponsor
- Odense University Hospital
Adverse Pregnancy Outcomes
The Mechanism of Adverse Pregnancy Outcomes Influenced by Maternal Air Pollution Exposure
This research evaluates the effects of maternal exposure to air pollution during pregnancy on adverse pregnancy outcomes, the general demographic information, the level of maternal exposure to air pollution, pregnancy-related…
- Trial name
- NCT04215406
- Testing
- The level of air pollution
- Where
- China
- Volunteers
- 288 people, healthy volunteers welcome
- Sponsor
- First Affiliated Hospital Xi'an Jiaotong University
Air Pollution, Pollution; Exposure
Modification of Ambient Air Pollution Exposure and Cardiopulmonary Outcomes by Socioeconomic Status and Nutrition
The goal of this observational study is to compare the effects of air pollution exposure and nutrition between neighborhoods with high and low social vulnerability scores.
- Conditions
- Air Pollution, Pollution; Exposure, Nutrition, Healthy
- Trial name
- SENSE (NCT05843370)
- Where
- United States
- Volunteers
- 82 people, healthy volunteers welcome
- Sponsor
- Environmental Protection Agency (EPA)
Experimental
Human Study to Develop a Signature of Occupational Diesel Exhaust Exposure
Strong scientific understanding of how emissions from diesel engines impact the lungs could improve policies and regulations protecting workers exposed to diesel exhaust.
- Trial name
- DICE (NCT03234790)
- Testing
- Filtered Air Exposure, Diesel Exhaust Exposure
- Where
- Canada
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of British Columbia
Air Pollution
Particulate Matter, Blood Pressure, and the Sympathetic Nervous System
Healthy volunteers will be exposed to ambient air near a roadway under the conditions of with and without a facemask and their responses will be evaluated.
- Trial name
- PM-SNS (NCT03079843)
- Testing
- exposure to particulate matter with N 95 facemask, exposure to particulate matter with no face mask
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Michigan
Pulmonary Hypertension, Pulmonary Artery Pressure
Does Sildenafil Increase Exercise Performance in Air Pollution?
The purpose of this study is to examine if the ingestion of a standard dose of sildenafil enhances the athletic performance of competitive athletes when exercising in a high pollutant environment verses a low air pollutant…
- Conditions
- Pulmonary Hypertension, Pulmonary Artery Pressure, Exercise Performance, Air Pollution
- Trial name
- NCT00808912
- Testing
- sildenafil
- Where
- United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Marywood University
Air Pollution
Reducing Traffic Pollution Exposure Improves Blood Pressure
This randomized trial assessed the effect of modifying building envelop and level of air filtration on blood pressure over two hour exposure sessions.
- Trial name
- NCT04029129
- Testing
- Air filtration and building envelop modifications
- Where
- United States
- Volunteers
- 77 people, healthy volunteers welcome
- Sponsor
- UConn Health