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Differential analysis of intestinal flora at the genera level was performed.\n<\/jats:p>\n<\/jats:sec><jats:sec>\n<jats:title>Results<\/jats:title>\n<jats:p>The relative abundance of <jats:italic>Coprobacillus<\/jats:italic>, <jats:italic>Acinetobacter<\/jats:italic>, <jats:italic>Enterococcus<\/jats:italic>, <jats:italic>Weissella<\/jats:italic> and <jats:italic>Lysinibacillus<\/jats:italic> was increased in the digestive diseases (AF, C and V) groups compared with CP group, whereas that of five common genera, including <jats:italic>Terrisporobacter<\/jats:italic>, <jats:italic>Dysgonomonas<\/jats:italic>, <jats:italic>Adlercreutzia<\/jats:italic>, <jats:italic>Fusicatenibacter<\/jats:italic> and <jats:italic>Blautia<\/jats:italic>, was decreased in digestive diseases groups. Additionally, in digestive diseases (AF, C and V) groups, the abundance of 13 common genera, such as <jats:italic>Carnobacterium<\/jats:italic>, <jats:italic>Coprobacillus<\/jats:italic> and <jats:italic>Psychrobacter<\/jats:italic>, was higher than NP group, whereas that of 27 common genera, such as <jats:italic>Blautia<\/jats:italic> and <jats:italic>Terrisporobacter<\/jats:italic>, was lower than NP group. About 69 genera were differentially abundant between AF and C groups; two genera (<jats:italic>Aerococcus<\/jats:italic> and <jats:italic>Senegalimassilia<\/jats:italic>) were identified between AF and V groups; moreover, total 63 genera were obtained between C and V groups.\n<\/jats:p>\n<\/jats:sec><jats:sec>\n<jats:title>Conclusion<\/jats:title>\n<jats:p>Our data revealed that the abundance of <jats:italic>Acinetobacter<\/jats:italic>, <jats:italic>Enterococci<\/jats:italic>, <jats:italic>Paenibacillus<\/jats:italic>, <jats:italic>Blautia<\/jats:italic> and <jats:italic>Collinsella<\/jats:italic> might be associated with the digestive diseases during pregnancy. 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