Prevalence of HBV Serologic Markers in Different Populations of China Age(year） Prevalence (% HBsAg+ Any Markers 1- 9.7 38.5 10- 11.3 52.5 20- 9.5 58.0 30- 10.6 62.9 40- 9.3 67.8 50-59 7.6 70.7 General 9.7 59.2
Prevalence of HBV Serologic Markers in Different Populations of China Age(year) Prevalence(%) HBsAg + Any Markers + １- 9.7 38.5 10 - 11.3 52.5 20 - 9.5 58.0 30 - 10.6 62.9 40 - 9.3 67.8 50-59 7.6 70.7 General 9.7 59.2
Routes of HBV Transmission Percutaneous transfer and mucous membrane contact of blood and other body fluids (e.g.,saliva, semen) Sexual transmission (heterosexual and homosexual contacts) Mather to infants transmission (especially during the third trimester of pregnancy or the first 2 months postpartum)
Routes of HBV Transmission Percutaneous transfer and mucous membrane contact of blood and other body fluids (e.g., saliva, semen) Sexual transmission (heterosexual and homosexual contacts) Mather to infants transmission (especially during the third trimester of pregnancy or the first 2 months postpartum)
Prevalence of HCV more than 170 million persons are infected worldwide Nation anti-HCV+ Egypt 20% Equator Africa 6.5% Eastern Europe 1%-5% Western Europ 0.6%-7.5% USA 1.8% Japan 0.2%-3.9% China 0.8%-3.2%
Prevalence of HCV ——more than 170 million persons are infected worldwide Nation anti-HCV + Egypt 20% Equator Africa 6.5% Eastern Europe 1%-5% Western Europ 0.6%-7.5% USA 1.8% Japan 0.2%-3.9% China 0.8%-3.2%