Regional and ethnic differences among patients with heart failure in Asia: the Asian sudden cardiac death in heart failure registry

To characterize regional and ethnic differences in heart failure (HF) across Asia.We prospectively studied 5276 patients with stable HF and reduced ejection fraction (≤40%) from 11 Asian regions (China, Hong Kong, India, Indonesia, Japan, Korea, Malaysia, Philippines, Singapore, Taiwan, and Thailand). Mean age was 59.6 ± 13.1 years, 78.2% were men, and mean body mass index was 24.9 ± 5.1 kg/m2. Majority (64%) of patients had two or more comorbid...