无锡市某校中学生乙型肝炎病毒携带率调查及干预措施

目的调查中学生乙肝表面抗原（HBsAg）携带情况，探讨在中学生重点人群中进行免疫等综合干预措施的必要性。方法选择一所有代表性的职业学校，对在校学生验血查HBsAg和抗-HBs（乙肝表面抗体）。结果学生HBsAg阳性携带率平均为1．70％，抗-HBs阳性率32．78％；HBsAg（-）学生接种乙型肝炎疫苗的接种率为71．60％，对全程接种疫苗的62名学生检测抗-HBs其阳转率为91．9％。结论对学生人群进行乙肝免疫等于预措施极为重要，在中小学应实施乙肝疫苗的强化接种。

Investigation of the Hepatitis B Virus Carriage among the Middle School Students

Objective ] To investigate HBsAg carriage among the middle school students and explore the necessity of taking comprehensive intervention measures among the key population in the middle schools. Methods ] Students in a professional school were chosen; detection was made on their HBsAg and anti-HBs. Results] The positive rates of HBsAg and anti-HBs were 1.70% and 32.78% respectively among the students; the hepatitis B vaccination rate of the HBsAg negative students was 71.6% ; the anti-HBs positive reversion rate of the students who took whole course vaccination was 91.9%. Conclusion] Intervention measures such as hepatitis B immunization is vital for the students; intensive hepatitis B vaccination should be conducted among the students in the middle and primary schools.