某高校大学新生乙型肝炎病毒感染状况及防治策略

目的了解高校大学生乙型肝炎病毒（HBV）感染现状，在当前学校入学新生体检取消乙型肝炎（乙肝）检测时，为学校制定乙肝预防保健措施提供科学依据。方法对徐州市某高校2007～2009级入学新生乙肝血清学检测结果进行分析。结果2007～2009级入学新生共体检11 871人，HBsAg阳性405人，阳性率为3．41％，其中男生HBsAg阳性率为4．70％，女生HBsAg阳性率为2．64％，农村新生HBsAg阳性率为4．35％，城市新生HBsAg阳性率为2．41％。HBsAg阳性率男生高于女生、农村高于城市，其差异均有统计学意义，并且存在南方高于北方等地区性差异。HBV感染模式以“大三阳”和“小三阳”为主，构成比例分别为42．47％和36．54％。结论徐州市某高校新生存在乙肝感染的潜在危险，要采取综合性的防治措施减少和控制乙肝的传播。

HBV infection and control measures among freshmen of some college in Xuzhou City

Objective To find out the state of hepatitis B virus （HBV） infection among college students, and provide the evidence for formulating measures of hepatitis prevention and healthcare under the circumstance of cancelling the test of hepatitis B in the physical examination of freshmen. Methods The results of HBV serological tests were analyzed in freshmen from 2007 to 2009. Results A total of 11 871 freshmen were examined, and there were 405 HBsAg positive cases. The positive rate was 3.41%, and the rate among males was 4.70% and that among females was 2.64 %. The HBsAg positive rate among the students from rural areas was 4.35 %, and the rate among those from urban areas was 2.41%. The positive rate among males was significantly higher than that among females, which also applied to the countryside and city. There was also a regional difference, the HBsAg positive rate in the South being higher than that in the North. The HBV infection pattern was mainly of ＂HbsAg ＋/eAg＋/cAb＋ ＂ and ＂HbsAg ＋/eAb＋/cAb＋ ＂, and the proportions respectively being 42.47 % and 36.54 %. Conclusions There is a potential risk of HBV infection among freshmen in this college. So the omprehensive prevention and control measures should be taken to reduce and control the spread of HBV.