2011年泰州市人群乙型病毒性肝炎免疫水平调查分析

目的：了解泰州市人群乙型肝炎疫苗免疫接种工作质量和人群免疫水平，为有针对性地制定本地区乙型病毒性肝炎的防控措施提供科学依据。方法：2011年8月随机抽取泰州姜堰市内7个年龄组共411名调查对象，采用酶联免疫吸附试验（ELISA）的方法检测乙肝病毒表面抗体（抗-HBs）。结果：411名调查对象抗-HBs为55．72％，其中男性阳性率55．32％，女性为56．25％，差异无统计学意义；不同年龄组之间，0～12个月组抗-HB阳性率最高（71．67％），3-4岁年龄组最低（32．79％）。结论：目前泰州市适龄儿童的乙肝抗体阳性率较高，巩固儿童免疫工作的同时，应加强成人乙肝免疫预防工作。

Investigation and Analysis of Hepatitis B Immune Level in Population of Taizhou City in 2011

Objective： To understand the immanity level of hepatitis B among healthy population in Taizhou, and provide evidence for the preventive and control measures of hepatitis B. Method： In August 2011, a total of 411 people were selected randomly from 7 age groups in Jiangyan district, and enzyme linked immunosorbent assay （ ELISA ）was conducted to detect HBsAb.Result： The positive rate of HBsAb was 55.72%, which had no statistical significance between males and females. The differences on HBsAb had statistical significance in different age groups, the highest rate of HBsAb was 0-12 months group （ 71.67% ）, and the lowest rate was 3-4 ages group （ 32.79% ） . Conclusion： The positive rate of HBsAb is high among children, and more prevention and control work on hepatitis B should be paid to the population aged 20 years and over.