Development and external validation of a COVID-19 mortality risk prediction algorithm : a multicentre retrospective cohort study
OBJECTIVE: This study aimed to develop and externally validate a COVID-19 mortality risk prediction algorithm.DESIGN: Retrospective cohort study.SETTING: Five designated tertiary hospitals for COVID-19 in Hubei province, China.PARTICIPANTS: We routinely collected medical data of 1364 confirmed adult patients with COVID-19 between 8 January and 19 March 2020. Among them, 1088 patients from two desi
