Status:
COMPLETED
The Economic Burden of Asthma in Canada
Lead Sponsor:
University of British Columbia
Collaborating Sponsors:
GlaxoSmithKline
Conditions:
Asthma
Eligibility:
All Genders
1-85 years
Brief Summary
The study will consist of three phases: Phase A: General population survey for estimation of the prevalence of asthma, and prospective collection of resource utilization and quality-of-life data for 1...
Detailed Description
Phase A: This phase will be a prospective cohort study of randomly chosen residents of two census subdivisions of BC with a self-reported physician diagnosis of asthma. The study participants will be ...
Eligibility Criteria
Inclusion
- Patient must state that they have had a diagnosis of asthma by a physician. In addition, the patient must have had a self-reported health care interaction related to asthma (physician visit, ED visit, hospitalization) in the past 5 years.
- Patient must be 1 to 85 years old.
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Exclusion
- Patients unable to provide informed consent due to language difficulties or cognitive impairment.
- Patients who have a greater than 10 pack-year smoking history (this will exclude patients with possible COPD).
- Patients who know that they will be moving out of the province within 12 months of study entry.
- Patients in whom metacholine challenge test is contraindicated due to non-asthma-related reasons (e.g. patients with cerebral aneurysm, pregnant and breastfeeding participants).
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Key Trial Info
Start Date :
December 1 2010
Trial Type :
OBSERVATIONAL
Allocation :
ACTUAL
End Date :
June 1 2017
Estimated Enrollment :
613 Patients enrolled
Trial Details
Trial ID
NCT03243110
Start Date
December 1 2010
End Date
June 1 2017
Last Update
November 13 2017
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