Baseline characterization of HBV and HCV markers by sex.

<p>P-values for age and CD4 cell counts represent differences in mean between males and females. Other P-values stand for trend across categories of infection type. For viral markers of infection, % column was calculated as in <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0137375#pone.0137375.t001" target="_blank">Table 1</a>.</p><p>SE, Standard error of the mean; HBsAg, Hepatitis B surface antigen; HBeAg, Hepatitis B e antigen; HCV-Ab, Antibodies to Hepatitis C.</p><p>Baseline characterization of HBV and HCV markers by sex.