Figure 4From: Microcirculatory effects of the transfusion of leukodepleted or non-leukodepleted red blood cells in patients with sepsis: a pilot studyCorrelation between perfused boundary region (PBR) and serum heparan sulfate (HS). (A) Correlation between all PBR values and serum HS values. (B) Correlation between changes in PBR and serum HS after blood transfusion.Back to article page