Statistics from Altmetric.com
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.
randomised controlled trial.
blinded (outcome assessors).
Follow up period:
1 year of intervention followed up by a 1 year observational period.
7 major cities in the US.
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.
a 1 year …
↵* Information provided by author.
For correspondence: Dr W J Morgan, Arizona Respiratory Center, University of Arizona, Tucson, AZ, USA.
Sources of funding: National Institute of Allergy and Infectious Disease; National Institute of Environmental Health Sciences; National Center for Research Resources.