Composition Analysis and Feature Selection of the Oral Microbiota Associated with Periodontal Disease

Table 2

Dominant microbes of the human oral microbiota at each taxonomic level.

Phylum	Class	Order
Bacteroidetes	37.41% Bacteroidia	31.71% Bacteroidales	31.71%
Firmicutes	20.82% Fusobacteria	16.06% Fusobacteriales	16.06%
Fusobacteria	16.06% Spirochaetia	8.86% Spirochaetales	8.86%
Proteobacteria	9.30% Bacilli	7.83% Lactobacillales	7.06%
Spirochaetes	8.86% Clostridia	6.78% Clostridiales	6.78%
Actinobacteria	2.38% Negativicutes	5.21% Selenomonadales	5.21%
Family	Genus	Species
Prevotellaceae	16.39% Prevotella	13.56% Porphyromonas gingivalis	7.30%
Porphyromonadaceae	12.96% Fusobacterium	11.30% Fusobacterium nucleatum_subsp._vincentii	5.23%
Fusobacteriaceae	11.30% Porphyromonas	10.94% Prevotella intermedia	4.62%
Spirochaetaceae	8.86% Treponema	8.86% Streptococcus sp._oral_taxon_423	2.62%
Streptococcaceae	6.52% Streptococcus	6.52% Bacteroidales sp._oral_taxon_274	2.18%
Veillonellaceae	5.21% Leptotrichia	4.76% Prevotella loescheii	2.15%