Fig. 1From: Emergency department presentations for atrial fibrillation and flutter in Alberta: a large population-based studyED visits for AFF made by patients (age ≥35 years) and rates per 1,000 population in Alberta by fiscal year: left axis: number of ED visits (∆), patients with ED visits (+); right axis: crude rates (●), sex and age group directly standardized visit rates (○) with 95% confidence intervalsBack to article page