Table 1.

Differential abundance of Species between different groups

Species name	FDR	Abund L	Abund E	Effect
Pseudomonas sp	0.0070	1.86	6.50	− 1.18
Anaerovoracaceae uncl	0.0240	8.82	4.07	0.94
Desulfobulbus sp	0.0142	8.82	− 0.44	1.15
Pseudoramibacter alactolyticus	0.0079	7.23	− 0.37	1.21
Treponema sp	0.0151	10.48	1.62	1.04
Pantoea sp	0.0064	2.69	7.89	− 1.13
Fretibacterium sp	0.0170	9.21	2.00	1.02
Shewanella sp	0.0078	2.75	7.55	− 1.09

Species name	FDR	Abund L	Abund CL	Effect
Rothia sp	0.0187	2.41	10.56	− 1.06
Streptococcus sp	0.0063	9.20	12.48	− 1.52
Desulfobulbus sp	0.0209	8.79	− 1.74	1.73
Pseudoramibacter alactolyticus	0.0256	7.18	− 1.40	2.10
Fretibacterium sp	0.0555	9.18	− 0.55	1.55
Haemophilus parainfluenzae	0.0015	2.36	8.62	− 1.65
Haemophilus sp	0.0035	2.63	9.32	− 1.52
Dialister pneumosintes	0.0333	4.93	− 1.98	1.43
Capnocytophaga sp	0.0930	2.14	7.00	− 0.94
Granulicatella sp	0.0299	− 0.09	5.87	− 1.12

Species name	FDR	Abund E	Abund CE	Effect
Streptococcus sanguinis	0.0061	3.69	9.99	− 1.40
Lautropia mirabilis	0.0539	1.60	7.90	− 1.00
Actinomyces naeslundii	0.0961	0.43	6.26	− 0.84

abund X: relative abundance of species in group X (clr transformed)

FDR: False discovera rate (Benjamini Hochberg corrected P value, Welch-test)

effect: ratio of median between-group differences and within-group differences

uncl.: indicates that this taxon was not classified on a lower rank