

Heart failure affects an estimated 5.7 million patients aged ≥20 years in the United States, according to the 2009-2012 National Health and Nutrition Examination Survey. Approximately 870,000 new cases of heart failure occur annually. Heart failure is projected to affect more than 8 million individuals aged ≥18 years in the United States by 2030, representing a 46% increase from 2012. The incidence of heart failure is substantially higher in the elderly population, approaching 10 of 1000 people aged ≥65 years.
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