Prognostic role of the left ventricular global function index companion in patients with chronic heart failure

Heart failure (HF) is characterized by significant morbidity, mortality, economic burden and low quality of life. The global prevalence of HF among patients aged 50 years and older averages 8.3%, the incidence is 1600/100,000 person-years, the one-year mortality is 33% [ [1] Emmons-Bell S. Johnson C. Roth G. Prevalence, incidence and survival of heart failure: a systematic review. Heart. 2022; 108: 1351-1360https://doi.org/10.1136/heartjnl-2021-320131 Crossref PubMed Scopus (60) Google Scholar ]. Vera N. Larina, MD, PhD, D.Sc. (Medicine), Professor, Head of Department of Outpatient Medicine of Faculty of General Medicine, Federal State Autonomous Educational Institution of Higher Education «N.I. Pirogov Russian National Research Medical University» of the Ministry of Health of the Russian Federation; address: 1 Ostrovitianova street, 117,997 Moscow, Russia; 8 (910) 473–35–66; eLibrary SPIN: 3674–9620 Viktor I. Lunev, MD, Assistant Professor of department of Outpatient Medicine of Faculty of General Medicine, Federal State Autonomous Educational Institution of Higher Education «N.I. Pirogov Russian National Research Medical University» of the Ministry of Health of the Russian Federation; address: 1 Ostrovitianova street 117,997 Moscow, Russia; 8 (918) 105–27–33; eLibrary SPIN: 6618–7536