Fig. 6: Indicators of periodontal health measured in subjects.

Boxplots of indicators of periodontal health measured in ref. [25], across time. Boxplots show the median, 1st, and 3rd quartiles and 1.5 times the inter-quartile range, and LOESS smoothed regression lines are shown in blue to highlight trends. Indicated p value assesses the significance of the slope over the induction phase.