Aims To estimate the association of smoking status with rates of (i) infection,(ii)
hospitalization,(iii) disease severity and (iv) mortality from SARS‐CoV‐2/COVID‐19 disease …

Coagulation abnormalities are common in patients with COVID-19 and associated with high
morbidity and mortality. It became a daily challenge to navigate through these abnormal …

Background The coronavirus disease 2019 (COVID-19) has become a global pandemic.
Systemic inflammation in COVID-19 patients has been associated with poor clinical …

Introduction Pulmonary endotheliopathy and microvascular immunothrombosis play a key
role in acute COVID-19. Moreover, persistent endotheliopathy and heightened coagulability …

There are initiatives to promote the creation of predictive COVID-19 fatality models to assist
decision-makers. The study aimed to develop prediction models for COVID-19 fatality using …

Objectives To describe clinical characteristics, hospitalization flow and outcomes in a cohort
of patients with coronavirus disease 2019 (COVID-19) in a Brazilian hospital in the first and …

Implementation of higher dose (HD) thromboprophylaxis has been considered in patients
infected with coronavirus disease 2019 (COVID-19). Our aim was to compare HD to …

Introduction: The emergence of the global COVID-19 pandemic caused by the severe acute
respiratory syndrome coronavirus, SARS-CoV-2, has created a substantial burden on …

COVID-19 emerged at varying intervals in different regions of the United States in 2020. This
report details the epidemiologic and genetic evolution of Severe acute respiratory syndrome …

Background: To develop prediction models for COVID-19 mortality using population data
recorded in the national epidemiological surveillance system of Peru. Methods: A …