Fig. 4From: Effect of high-dose intravenous ascorbic acid on microcirculation and endothelial glycocalyx during sepsis and septic shock: a double-blind, randomized, placebo-controlled studyChanges of PBR in 5–9 microns diameter vesselsAA—ascorbic acid; PBR - perfused boundary region; * p < 0.05 between groupsData are presented as median and 25th and 75th percentilesBack to article page