Fig. 7From: Lung aeration and ventilation after percutaneous tracheotomy measured by electrical impedance tomography in non-hypoxemic critically ill patients: a prospective observational studyHorovitz index (paO2/FiO2) at each measurement phase: (baseline) before neuromuscular blockade, (NMB) after neuromuscular blockade, (PDT) after tracheotomy and (RM) after a subsequent recruitment maneuver, n = 29 (p > 0.05; repeated measures ANOVA)Back to article page