SOS! Summer of Smoke: examining the cardiorespiratory impacts of a severe and prolonged wildfire season in Canada’s high subarctic
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Abstract
Objectives To determine healthcare service utilisation for cardiorespiratory presentations and outpatient salbutamol dispensation associated with 2.5 months of severe, unabating wildfire smoke in Canada’s high subarctic.
Design A retrospective cohort study using hospital, clinic, pharmacy and environmental data analysed using Poisson regression.
Setting Territorial referral hospital and clinics in Yellowknife, Northwest Territories, Canada.
Participants Individuals from Yellowknife and surrounding communities presenting for care between 2012 and 2015.
Main outcome measures Emergency room (ER) presentations, hospital admissions and clinic visits for cardiorespiratory events, and outpatient salbutamol prescriptions.