[Sero-epidemiological investigation on hepatitis B among permanent residents in Shenzhen area].

Objective: To understand the infection status and epidemiological features of HBV in permanent residents of Shenzhen city.

Methods: A multi-stage stratified random sampling method was performed for questionnaire survey to permanently-registered residents of 1-59 years old in Luohu and Baoan district of Shenzhen in 2010, and blood samples of the subjects were collected. Hepatitis B virus-related surface antigen (HBsAg) and hepatitis B virus surface antibody (anti-HBs) were detected with ELISA.