Fig. 3From: Evaluation of endoscopic visible light spectroscopy: comparison with microvascular oxygen tension measurements in a porcine modelScatter plot n = 5 of mucosal oxygen saturation versus μPO2 measurements at different FiO2 values. VLS (R2 = − 0.01, Intersect = 42.19, Slope = − 0.07), μPO2 (R2 = 0.06, intersect = 35.56, slope = 0.14)Back to article page