Gender Variations in the Oral Microbiomes of Elderly Patients with Initial Periodontitis

Figure 2

Similarity of microbial communities between elderly males and females with stage 1 periodontitis based on the unweighted UniFrac distance. (a) 2D diagram of principal component analysis (PCA). (b) 2D diagram of principal coordinate analysis. (c) 2D diagram of nonmetric multidimensional scale (NMDS) used to analyze the β-diversity of microbial communities between males and females.

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