Obesity in young sudden cardiac death: rates, clinical features, and insights into people with body mass index > 50kg/m(2)

•55.0% of young sudden cardiac death (SCD) patients in Victoria, Australia are obese.•This obesity prevalence exceeds that in the age-matched general Australian population, with all classes of obesity over-represented in our SCD cohort.•Patients with BMI>50 kg/m2 represented 8.5% of young SCD. Almost two thirds of patients with BMI>50 kg/m2 died from left ventricular hypertrophy, with fewer than 10% dying from coronary disease.