Figure 1.
Mean percentage of all evaluated sites (a) and of shallow sites (b) colonized by the 39 ‘new’ bacterial species in periodontal health and disease. The species are presented in descending order according to their prevalence in the periodontitis group. (*p < 0.05, Mann-Whitney test). (* in black) indicates statistical significance adjusted for multiple comparisons; (* in red) indicates unadjusted statistical significance.