A randomized trial of air cleaners and a health coach to improve indoor air quality for inner-city children with asthma and secondhand smoke exposure.

ABSTRACT:

Objective

To test an air cleaner and health coach intervention to reduce secondhand smoke exposure compared with air cleaners alone or no air cleaners in reducing particulate matter (PM), air nicotine, and urine cotinine concentrations and increasing symptom-free days in children with asthma residing with a smoker.

Design

Randomized controlled trial, with randomization embedded in study database.

Settings

The Johns Hopkins Hospital Children's Center and homes of children.

Participants

Children with asthma, residing with a smoker, randomly assigned to interventions consisting of air cleaners only (n = 41), air cleaners plus a health coach (n = 41), or delayed air cleaner (control) (n = 44).

Main outcome measures

Changes in PM, air nicotine, and urine coti

SUBMITTER: Butz AM 

PROVIDER: S-EPMC6413330 | biostudies-literature | 2011 Aug

REPOSITORIES: biostudies-literature