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Figure 1 Distribution according to race shown separately for the overall autopsy-based study population of 286 trained competitive athletes who died suddenly from a variety of cardiovascular diseases (left), for those 102 athletes studied at autopsy who died of hypertrophic cardiomyopathy (HCM) (center), and a clinically identified, multicenter hospital-based cohort of 1,986 patients with HCM (right). SCD = sudden cardiac death.