Table 3.

Relative abundances (%) of placental microbiota OTUs that differed between eight women with GDM and seven women without GDM (non-GDM).

OTUs	Non-GDM		GDM		P-value
	Mean	SD	Mean	SD
OTU277	10.0 × 10−3	2.2 × 10−3	9.0 × 10−3	1.7 × 10−1	0.013
(Coprococcus)
OTU160	0	0	9.6 × 10−3	1.8 × 10−3	0.019
(Lachnospiraceae_unclassified)
OTU381	0	0	1.7 × 10−3	3.2 × 10−3	0.019
(Lachnospiraceae_uncultured)
OTU601	1.3 × 10−1	1.6 × 10−1	2.7 × 10−2	2.7 × 10−2	0.027
(Veillonella)
OTU494	1.4 × 10−2	2.3 × 10−2	5.8 × 10−2	3.6 × 10−2	0.029
(Defluviitaleaceae_Incertae_Sedis)
OTU5	3.3 × 10−3	7.3 × 10−3	3.0 × 10−2	4.4 × 10−2	0.031
(Anaerotruncus)
OTU588	2.7 × 10−2	3.5 × 10−2	9.5 × 10−2	6.3 × 10−2	0.032
(Dorea)
OTU155	6.7 × 10−3	1.8 × 10−2	2.5 × 10−2	2.8 × 10−2	0.033
(Ruminococcaceae_uncultured)
OTU711	7.8 × 10−3	8.6 × 10−3	4.7 × 10−2	3.8 × 10−2	0.036
(Prevotella)
OTU577	7.9 × 10−4	9.8 × 10−4	3.2 × 10−2	5.1 × 10−2	0.036
(Ruminococcus)
OTU509	3.0 × 10−3	3.3 × 10−3	4.1 × 10−2	4.8 × 10−2	0.042
(Ruminococcaceae_uncultured)
OTU471	1.9 × 10−3	3.8 × 10−3	9.6 × 10−3	9.9 × 10−2	0.042
(S24-7_norank)
OTU415	3.7 × 10−4	9.8 × 10−4	1.4 × 10−2	2.8 × 10−2	0.043
(Paraprevotella)
OTU495	4.9 × 10−4	1.3 × 10−3	1.4 × 10−2	1.8 × 10−2	0.043
(Ruminococcaceae_uncultured)
OTU41	0	0	1.0 × 10−2	1.5 × 10−2	0.045
(Lachnospiraceae_unclassified)
OTU314	0	0	1.9 × 10−2	2.1 × 10−2	0.045
(Lachnospiraceae_uncultured)
OTU665	0	0	1.4 × 10−2	1.6 × 10−2	0.045
(Lachnospiraceae_uncultured)
OTU100	7.6 × 10−3	1.4 × 10−2	3.4 × 10−2	2.7 × 10−2	0.047
(S24-7_norank)