TABLE 2.

Species and phylotypes significantly associated with disease and health (P < 0.1)

Clinical status and overall rank	Species and/or phylotype	P
		Levels		Presence (between subjectsc)
		Between sitesa	Between subjectsb
Disease
6	Peptostreptococcus sp. oral clone BS044		0.07
7	Filifactor alocis		0.04
15	Peptostreptococcus sp. oral clone CK035	0.06	0.05	0.06
16	Megasphaera sp. oral clone BB166		0.01	0.009
17	Desulfobulbus sp. oral clone CH031		0.03
19	Dialister pneumosintes		0.01	0.002
20	Campylobacter sputorum sputorum		0.008	0.06
24	Desulfobulbus sp. oral clone R004		0.006	0.001
27	Campylobacter sp. oral clone BB120		0.03	0.008
36	Selenomonas sp. oral clone D0042		0.01	0.002
50	Deferribacteres sp. oral clone W090		0.03	0.008
53	Megasphaera sp. oral clone MCE3_141		0.003	0.0003
54	Selenomonas sp. oral clone EY047	0.031
90	Dialister sp. oral clone MCE7_134		0.06	0.01
100	Catonella sp. oral clone BR063		0.01	0.002
118	Tannerella forsythia (Bacteroides forsythus)			0.03
119	Deferribacteres sp. oral clone BH007		0.01
123	Streptococcus sp. oral strain 9F		0.05	0.01
129	Atopobium sp. oral clone C019			0.03
140	Peptostreptococcus anaerobius			0.03
151	Eubacterium sp. oral strain A35MT			0.04
153	Megasphaera sp. oral clone BS073		0.01	0.002
154	Selenomonas flueggei-like sp. clone AH132			0.03
165	Treponema sp. strain 6:H:D15A-4			0.04
172	Streptococcus sp. oral clone DP009		0.04	0.008
Health
1	Veillonella sp. oral clone X042		0.0008
2	Campylobacter gracilis	0.04	0.02
21	Abiotrophia adiacens		0.003	0.007
31	Eubacterium saburreum		0.0009	0.005
38	Campylobacter showae		0.05	0.02
42	Gemella sp. strain 1754-94		0.009	0.002
44	Streptococcus sanguis		0.01	0.002
49	Capnocytophaga gingivalis		0.02	0.05
81	Streptococcus mutans		0.02	0.003
133	Abiotrophia sp. oral clone P4PA_155 P1			0.03
145	Rothia dentocariosa			0.03
150	Eubacterium sp. oral clone OH3A			0.04
155	Selenomonas sp. oral clone DS051			0.03

^aComparison of levels between deep and shallow sites in subjects with periodontitis by Wilcoxon signed-rank test.

^bComparison of levels between healthy and subjects with periodontitis by Kruskal-Wallis analysis of variance.

^cComparison of presence or absence of species by chi-square test.