Table 4.

Mean (±SD) Percentage of Sites Colonized by 20 Bacterial Taxa in Subgingival Biofilm Samples Obtained from Subjects.

	Experimental Groups
Species/Phylotypes	PH	GAgP	GChP	P Value
Anaeroglobus geminatus HOT 121	5 ± 23	17 ± 11	16 ± 25	NS
Bacteroidales sp. HOT 274	15 ± 33A	54 ± 25B	65 ± 32B	<0.0001
Desulfobulbus sp. HOT 041	5 ± 15A	43 ± 44B	35 ± 33B	<0.0001
Enterococcus faecalis HOT 604	25 ± 35	33 ± 23	41 ± 17	NS
Eubacterium saphenum HOT 759	18 ± 39	32 ± 47	42 ± 45	NS
Filifactor alocis HOT 539	12 ± 23A	49 ± 23B	32 ± 25C	<0.0001
Fretibacterium fastidiosum HOT 363	12 ± 25	23 ± 37	30 ± 21	NS
Fretibacterium sp. HOT 360	04 ± 16A	25 ± 33B	17 ± 45C	<0.0001
Fretibacterium sp. HOT 362	09 ± 19A	29 ± 16B	22 ± 41B	<0.0001
Mogibacterium timidum HOT 042	2 ± 19	15 ± 41	12 ± 22	NS
Peptostreptococcus stomatis HOT 112	4 ± 11	12 ± 19	19 ± 41	NS
Porphyromonas endodontalis HOT 273	18 ± 23	32 ± 18	29 ± 22	NS
Porphyromonas gingivalis HOT 619	15 ± 21A	75 ± 25B	80 ± 15B	<0.0001
Prevotella denticola HOT 291	23 ± 15	31 ± 24	24 ± 21	NS
Selenomonas sputigena HOT 151	15 ± 18A	68 ± 34B	51 ± 32B	<0.0001
Tannerella forsythia HOT 613	8 ± 18A	65 ± 36B	71 ± 20B	<0.0001
TM7 sp. HOT 356	0 ± 0A	16 ± 22B	23 ± 39B	<0.0001
Treponema lecithinolyticum HOT 653	6 ± 23	12 ± 33	15 ± 29	NS
Treponema medium HOT 667	2 ± 8	5 ± 11	4 ± 4	NS
Treponema vincentii HOT 029	8 ± 11	15 ± 25	21 ± 32	NS

GAgP, generalized aggressive periodontitis; GChP, generalized chronic periodontitis; NS, not significant; PH, periodontal health.

The significance of differences among groups was assessed using the Kruskall-Wallis test. The significance of differences between pairs of comparisons was determined using Tukey’s multiple comparison test, and the significances are represented by different capital letters.