Fig. 2From: Periodontal conditions in a 65-year-old population and prevalence of periodontitis according to three different bone level thresholdsDistribution of participants with respect to periodontal health, gingivitis and periodontitis presented as n (%). †Participants with PPD > 3 mm regarded as anatomical pockets (n = 100). ‡Participants with PPD > 3 mm regarded as pseudo pockets (n = 29)Back to article page