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Q Is a multifaceted, home based, environmental intervention (HBEI) effective for improving asthma related outcomes in inner city children with atopic asthma?
METHODS
Design:
randomised controlled trial.
Allocation:
{concealed}.*
Blinding:
blinded (outcome assessors).
Follow up period:
1 year of intervention followed up by a 1 year observational period.
Setting:
7 major cities in the US.
Patients:
937 children 5–11 years of age (mean age 7.7 y, 63% boys) who had atopic asthma and resided in districts in which ⩾20% of households had incomes below the federal poverty level. Children were also required to have had ⩾1 asthma related hospital admission or 2 unscheduled asthma related visits to a clinic or emergency department during the previous 6 months and a positive skin test in response to ⩾1 of 11 indoor allergens.
Intervention:
a 1 year …
Footnotes
↵* Information provided by author.
For correspondence: Dr W J Morgan, Arizona Respiratory Center, University of Arizona, Tucson, AZ, USA. wmorganresp-sci.arizona.edu
Sources of funding: National Institute of Allergy and Infectious Disease; National Institute of Environmental Health Sciences; National Center for Research Resources.