Fig. 2From: Angiopoietin-2 outperforms other endothelial biomarkers associated with severe acute kidney injury in patients with severe sepsis and respiratory failureSeptic patients with severe AKI had significantly higher plasma levels of a angiopoietin-2, b sVE-cadherin, c endocan and d syndecan-1 compared to sepsis patients without severe AKI. Data in panels a–d were summarized as boxplots where box encompassed 25‒75th percentile, error bars encompassed 10‒90th percentile and horizontal line showed median. Groups in panels a–d were compared by Mann–Whitney U testBack to article page