Fig. 2From: Geo–economic variations in epidemiology, ventilation management and outcome of patients receiving intraoperative ventilation during general anesthesia– posthoc analysis of an observational study in 29 countriesCumulative distribution plots for the median values of the ventilatory parameters during the intraoperative period and stratified by geo–economic group. PBW calculated according to the standard formula. Unadjusted p-value comparing multiple groups. Abbreviations: Tidal volume (VT), Positive End–expiratory Pressure (PEEP), Driving pressure (ΔP) and Fraction inspired oxygen (FiO2) per income group according to the World Bank country classification 2020Back to article page