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. 2014 Jan 29;9(1):e86708. doi: 10.1371/journal.pone.0086708

Figure 2. Statistical trends and alpha diversity of samples.

Figure 2

a Percent of Fusobacterium relative to pocket depth of sampled teeth (r = 0.2413, P = 0.0411). b Percent of Streptococcus relative to Prevotella (r = −0.3846, P = 0.0008). c Percent of Streptococcus relative to single Prevotella species, P. loescheii (r = −0.3055, P = 0.0090). d Rarefaction trends: distribution of number of sequences per sample. Samples were classified as Healthy Controls (red line), gingivitis (blue line), mild/moderate periodontitis (orange line) and severe periodontitis (green line).