Possible Predictors of Mortality Based on COVID-19 for Patients Under 50 Years Old: A Multi-Center Experience of Istanbul

COVID-19, which emerged in China in December 2019, has become a pandemic with its spread to many countries of the world. Mortality rates of COVID-19 pandemics vary between countries. It is known that mortality based on COVID-19 is higher in old population. Although several factors defined to be effective on this 'age depending factors' regional differences should be assessed deeply to clarify both the etiology and epidemiology. Therefore the aim of this study to analyze the experience of 7 governmental hospitals in terms of patient characteristics, possible risk factors of mortality based on COVID-19.