Fig. 1From: Hemodynamics and tissue oxygenation effects after increased in positive end-expiratory pressure in coronary artery bypass surgeryFlowchart of input in the study. Figure notes: LVEF = left ventricular ejection fraction; HR = heart rate; MAP = mean arterial pressure; SpO2 = hemoglobin saturation by pulse oximetry; ICU = intensive care unit; FiO2 = oxygen supportBack to article page