Background The primary goal of the presented cross-sectional observational study was to
determine the clinical and demographic risk factors for adverse coronavirus disease 2019 …

Abstract Background Coronavirus disease (COVID-19) is rapidly spreading worldwide.
Although 10–20% of patients with COVID-19 have severe symptoms, little is known about …

Objective We aimed to systematically identify the possible risk factors responsible for severe
cases. Methods We searched PubMed, Embase, Web of science and Cochrane Library for …

Background Defining socio-demographic factors, clinical presentations and underlying
diseases associated with COVID-19 severity could be helpful in its management. This study …

Background: There are concerns of post-acute sequelae of COVID-19, but it is unclear
whether COVID-19 poses a significant downstream mortality risk. The objective was to …

Abstract Coronavirus disease 2019 (COVID‐19) is a global pandemic and information on
risk factors for worse prognosis is needed to accurately identify patients at risk and …

Background We investigated potential predictive factors for mortality and disease severity
from demographic and clinical data, comorbidities, and laboratory findings in patients with …

Background: To investigate the risk factors related to aggravation and clinical outcomes in
coronavirus disease 2019 (COVID-19) patients. Methods: We performed a retrospective …

Background: The rapid emergence of the novel coronavirus disease 2019 (COVID-19) has
resulted in millions of infected patients and hundreds of thousands of deaths worldwide …

Abstract Background Coronavirus Disease 2019 (Covid-19) is expanding worldwide. The
characteristics of this infection in patients varies from country to country. To move forward …