Fig. 1From: Effect of prone position in patients with acute respiratory distress syndrome supported by venovenous extracorporeal membrane oxygenation: a retrospective cohort studyA flowchart illustrated the enrollment of patients in our study. Propensity score matching was performed for age, pathogen spectrum, respiratory support, PaO2/FiO2 ratio prior to ECMO, PP before ECMO, barotrauma before and during ECMO. ECMO, extracorporeal membrane oxygenation; MV, mechanical ventilation; PP, prone positioningBack to article page