Effects of Reducing Indoor Air Pollution on the Adult Asthmatic Response

Completed · Not applicable · Has a placebo group

Conditions studied: Asthma

In brief

This study is about asthma and how the environment affects asthma. Scientists know that air pollution (such as cigarette smoke and other particles in the air) can make asthma symptoms worse. This research is being done to study how the health of a person with asthma responds to an air cleaner. The investigator hypothesize that an air cleaner will improve the health of persons with asthma.

Key facts

Study ID

NCT02153359

Run by

Johns Hopkins University

People needed

23

Starts

2014-02-01

Expected to finish

2018-09-11

Last updated by the study team

2019-09-12

Who can join

Age: 18 and older, up to 50. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• Age 18-50 years of age
• Non-smoker (<100 cigarettes in lifetime)
• Physician diagnosis of asthma
• Symptoms of asthma and/or reliever medication use in the past 6 months
• Living in the current residence >= 6 months within Baltimore
• Enrollment in, and completion of, the observational environmental asthma study "Inhale 1"

You may not qualify if…

• Current diagnosis of another major pulmonary disease, other significant morbidity
• Pregnancy (as defined by a positive urine pregnancy test at screening of all women of child-bearing potential)
• Planning to relocate residence or activity that necessitates travel away from home for prolonged period of time during the study period
• Current use of an air cleaner in the home

Where it is running

• Johns Hopkins Bayview Medical Center — Baltimore, Maryland, United States
• Johns Hopkins Hospital — Baltimore, Maryland, United States

Full record on ClinicalTrials.gov

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