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An interactive monitoring device reduced asthma symptoms and functional limitations in inner city children with asthma

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QUESTION: Does an interactive, home based device that monitors asthma symptoms, aspects of quality of life, and self care (Health Buddy) reduce asthma symptoms and increase self care behaviours in inner city children with persistent asthma?


Randomised {allocation concealed}*, controlled trial with follow up at 6 and 12 weeks.


An inner city primary care clinic in Oakland, California, USA.


134 children who were 8–16 years of age (mean age 12 y, 57% boys, 76% African-American), had a diagnosis of persistent asthma, had an English speaking caregiver, and had a telephone at home. Exclusion criteria were involvement in other asthma or drug efficacy studies or behaviour modification research, mental or physical challenges that made it difficult to use the Health Buddy, or comorbid conditions affecting quality of life. Follow …

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  • Source of funding: Merck and Company, Inc.

  • For correspondence: Dr S Guendelman, School of Public Health, University of California, Berkeley, CA, USA.sylviag{at}

  • * Information provided by author.