Fig. 1From: Impact of in-hospital discontinuation with angiotensin receptor blockers or converting enzyme inhibitors on mortality of COVID-19 patients: a retrospective cohort studyStudy design and patient selection. Abbreviations: ED emergency department, ICU intensive care unit, Non-RASIs other antihypertensive drugs different from RASIs, RASIs renin-angiotensin system inhibitorsBack to article page