Fig. 2

Alpha diversity. Comparison between subjects with and without HBV infection (A) and among three groups by hepatitis B viral load (B). ^*q < 0.05, ^**q < 0.01 (Mann–Whitney U test, Bonferroni correction). The boxes indicate the interquartile range. The median value is shown as a line within the box. Whiskers extend to the most extreme value within 1.5 × interquartile range