Figure 2

Relative abundance of different bacteria phyla and genera in cases with severe preeclampsia (n = 30) and control women (n = 30). (a) The five most abundant bacteria at the phylum level are displayed. (b) Box plots indicate a statistically significant difference in the relative abundance of Bacteroidetes between cases with severe preeclampsia and control women. (c) The 15 most abundant bacteria at the genus level are displayed. (d) Box plots indicate statistically significant differences in the relative abundances of Prevotella, Atopobium, Anaerococcus and Aerococcus between cases with severe preeclampsia and control women.