Vascular complications in 305 severely ill patients with COVID-19: a cohort study.

Background: Although an association has been made between coronavirus disease 2019 (COVID-19) and microvascular disease, data on vascular complications (other than venous thromboembolism) are sparse.

Objective: To investigate the vascular complications in severely ill patients hospitalized with COVID-19 and their association with all-cause mortality.

Design And Setting: This cohort study was conducted at the Universidade Federal de São Paulo, Brazil.