Clinical trials: Particulate Matter
Asthma
Asthma & Exposure to Peaks in Particulate Air Pollution
We are testing the following two hypotheses: 1) Peaks in hourly exposures to airborne particulate matter (PM) of outdoor origin will be more closely associated with acute asthmatic responses to particles than 24-hour average…
- Trial name
- NCT00013728
- Volunteers
- 24 people
- Sponsor
- National Institute of Environmental Health Sciences (NIEHS)
Childhood Asthma
A Community-based Participatory Research (CBPR) Intervention for Childhood Asthma Using Air Filters and Air Conditioners
The burden of childhood asthma is borne disproportionately by children living in poverty and in urban centers, many of whom are from communities of color and are at greater risk for environmental exposures.
- Trial name
- CAAA (NCT00839046)
- Testing
- Community Health Worker Intervention, Air Filter, Air Filter and Air Conditioner
- Where
- United States
- Volunteers
- 126 people
- Sponsor
- University of Michigan
Asthma in Children
Home Air in Agriculture: Pediatric Intervention Trial
This study seeks to reduce exposure to asthmagens in the homes of a community of Latino children residing in an area of intense agricultural production in Eastern Washington by testing the effectiveness of an intervention (high…
- Trial name
- HAPI (NCT04919915)
- Testing
- HEPA air cleaner
- Where
- United States
- Volunteers
- 71 people
- Sponsor
- University of Washington
Asthma in Children, Pollution; Exposure
AIM to Improve Asthma: Airflow Improvements During Meal-Prep
The investigators propose a pilot trial of kitchen ventilation in the homes of children using a youth engaged research strategy.
- Trial name
- AIM (NCT04464720)
- Testing
- Cooking Ventilation Intervention
- Where
- United States
- Volunteers
- 19 people
- Sponsor
- University of California, Berkeley
Acute Coronary Syndrome, Heart Failure
Effect of Air Pollution in the Haifa Bay Area on Cardiovascular Morbidity and Mortality
The association between exposure to ambient air pollution and pulmonary disease has been well established.To date no study has assessed the burden of cardiovascular disease in Israel and its relation to ambient air pollution.
- Conditions
- Acute Coronary Syndrome, Heart Failure, Arrhythmia
- Trial name
- NCT01325155
- Volunteers
- 5,000 people
- Sponsor
- Rambam Health Care Campus
Pneumococcal Carriage, Particulate Matter
Indoor Air Pollution (IAP) Carriage Study
Personal exposure to Indoor Air Pollution (IAP) is a known risk factor of severe pneumonia, which is the number one killer of children under five in developing countries.
- Trial name
- NCT01660659
- Testing
- Biomass Briquettes and Rocket stove
- Where
- The Gambia
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- London School of Hygiene and Tropical Medicine
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
Asthma, Chronic Obstructive Pulmonary Disease
Measurement of Soluble Factors and Particulate Matter in Induced Sputum and EBC in Inflammatory Diseases of the Lung
In the present study inflammatory mediators will be isolated in induced sputum and exhaled breath condensate and will be correlated with particulate matter measured in these samples.Particulate matter will be assessed by partcle…
- Conditions
- Asthma, Chronic Obstructive Pulmonary Disease, Interstitial Lung Diseases, Occupational Lung Diseases
- Trial name
- NCT00511290
- Testing
- no generic names
- Where
- Israel
- Volunteers
- healthy volunteers welcome
- Sponsor
- Tel-Aviv Sourasky Medical Center
Asthma
Correlation of Particulate Matter and Heme Oxygenase-1 Protein Activity in Asthmatic Children by Induced Sputum Analysis.
Samples of sputum from asthmatic children, between 5-17 years, will be collected during two years of the study period to perform tests Particle Size Distribution (PSD) and Shape Analysis (SA) of the particulate matter in the…
- Trial name
- NCT00969670
- Where
- Israel
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Tel-Aviv Sourasky Medical Center
Endothelial Dysfunction
Combustion Derived Air Pollution and Vascular Function
Air pollution is a major cause of cardiovascular morbidity and mortality. The components of air pollution responsible and the mechanisms through which they might mediate these harmful effects remain only partially understood.
- Trial name
- NCT00775099
- Testing
- Forearm Vascular Study, Badimon Chamber
- Where
- United Kingdom
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- University of Edinburgh
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
Airborne Microorganisms, Particulate Matter (PM)
Clean Air for Everyone (CLAIRE): an Intervention Study to Reduce the Amount of Fine Particulate Matter and Microorganisms in Classroom Air
In this study, the investigators tested whether portable air cleaners can improve the air quality in primary school classrooms. Poor air quality can affect children's respiratory health and learning.
- Trial name
- CLAIRE (NCT07479420)
- Testing
- HEPA filter air cleaners, Ionization or plasma air cleaners
- Where
- Netherlands
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- Lidwien Smit
Attention Impaired, Risk-Taking
Effect of Air Pollution on the Cognitive Function of Adolescents
Previous observational studies have reported an association between higher air pollution exposure and lower attention in children.
- Conditions
- Attention Impaired, Risk-Taking, Risk Behavior, Social Preferences
- Trial name
- ATENC!Ó (NCT03762239)
- Testing
- Purifying the air with a Pure Airbox device (Zonair 3D)
- Where
- Spain
- Volunteers
- 2,123 people, healthy volunteers welcome
- Sponsor
- Barcelona Institute for Global Health
Acute Coronary Syndrome, Atrial Fibrillation
Short- and Long-term Health Effects of Air Pollution in Poland
The effects of air pollution on the frequency of hospital admissions and mortality due to acute coronary syndromes, atrial fibrillation, and renal disfunction are noted also in areas perceived as pollution-free (due to the lack…
- Conditions
- Acute Coronary Syndrome, Atrial Fibrillation, Kidney Diseases, Particulate Matter Inhalation Injury
- Trial name
- EP-PARTICLES (NCT05198492)
- Testing
- Impact of air pollution
- Where
- Poland
- Volunteers
- 8,300,000 people
- Sponsor
- Medical University of Bialystok
Asthma Attack, Lung Function
Cost Effective Air Filtration Intervention in Low-Income Housing to Reduce Asthma Morbidity
This project will investigate the effectiveness of HEPA air cleaners in reducing indoor air pollution and improving asthma morbidity in children living in East Harlem, New York City (NYC).
- Conditions
- Asthma Attack, Lung Function, Airway Inflammation
- Trial name
- NCT07116460
- Testing
- Austin Air Cleaner
- Where
- United States
- Volunteers
- 55 people
- Sponsor
- Columbia University