At a glance
ClinicalIndex Comparison RecordPhase 3Completed· 225 enrolled
Drug / intervention
HEPA Air Cleaner +1 moredevice
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.
Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.
Randomized Trial to Reduce Environmental Tobacco Smoke in Children With Asthma
National Heart, Lung, and Blood Institute (NHLBI)·interventional·Posted Dec 1, 2000·Updated Feb 18, 2016
In Brief
A Phase 3 clinical trial evaluating HEPA Air Cleaner and Placebo Filtration Unit for Asthma and Lung Diseases. Completed, enrolled 225 participants.
Detailed Summary
The purpose of this study is to test the effects of reducing indoor environmental tobacco smoke (ETS) on unscheduled asthma visits, asthma symptoms, airway inflammation, and exposure to tobacco smoke measured using air nicotine dosimeters, serum and hair cotinine.
Study Details
Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
ConditionsAsthma, Lung Diseases
Countries--
Collaborators--
Timeline
Phase 3CompletedFinished
2000200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024202520262027
Enrollment StartSep 2000
First PostedDec 2000
Primary CompletionMar 2003
Study CompletionApr 2004
TodayJul 2026
First PostedDec 1, 2000
Enrollment StartSep 1, 2000
Primary CompletionMar 1, 2003
Study CompletionApr 1, 2004
TodayJul 2, 2026
Enrollment to primary: 2.5 yearsPosted 25.6 years ago
Interventions
HEPA Air Cleanerdevice
Placement of two active HEPA air cleaners in the homes of children
Placebo Filtration Unitdevice
Placement of inactive filtration unit in the homes