Fig. 3From: Profiles of subgingival microbiomes and gingival crevicular metabolic signatures in patients with amnestic mild cognitive impairment and Alzheimer’s diseaseRelative abundances of candidate microbial biomarkers. Taxon abundances at the species level were statistically compared in the CN, aMCI, and AD groups. *P < 0.05, **P < 0.01, ***P < 0.001 and ****P < 0.0001Back to article page