TABLE 3.

Specific bacteria of significant difference in AB compared with PO group based on a paired t-test at group level.

Genus/OTUs	AB (Mean ± SE, %)	PO (Mean ± SE, %)	p-value
Higher in AB in Genus level
Filifactor	2.05 ± 0.40	1.06 ± 0.26	0.009
Atopobium	0.75 ± 0.33	0.03 ± 0.01	0.046
Lower in AB in Genus level
Leptotrichia	0.15 ± 0.05	0.96 ± 0.25	0.005
Selenomonas 3	0.12 ± 0.06	0.75 ± 0.29	0.029
Desulfobulbus	0.24 ± 0.13	0.61 ± 0.22	0.019
Prevotella 2	0.06 ± 0.02	0.52 ± 0.14	0.009
Flexilinea	0.09 ± 0.04	0.44 ± 0.16	0.048
Eikenella	0.02 ± 0.01	0.23 ± 0.09	0.037
F0332	0.03 ± 0.02	0.12 ± 0.05	0.029
Bergeyella	0.04 ± 0.02	0.11 ± 0.04	0.012
Lachnoanaerobaculum	0.02 ± 0.01	0.10 ± 0.03	0.013
Higher in AB in OTU level
Streptococcus constellatus subsp. constellatus	2.08 ± 0.97	0.36 ± 0.17	0.049
Filifactor alocis ATCC 35896	1.88 ± 0.43	0.77 ± 0.24	0.007
Atopobium rimae	0.68 ± 0.31	0.00 ± 0.00	0.039
Lower in AB in OTU level
Capnocytophaga_uncultured bacterium	0.26 ± 0.11	1.82 ± 0.67	0.027
Veillonella_uncultured bacterium	0.20 ± 0.09	1.42 ± 0.61	0.040
Desulfobulbus_Unclassified	0.24 ± 0.13	0.61 ± 0.22	0.019
Leptotrichia_uncultured bacterium	0.12 ± 0.04	0.55 ± 0.19	0.034

Abundance cutoff was set at 0.1%, some below 0.1% were not shown in the table.