Objective To understand the hepatitis B infection situation and infection mode in different years and the infection situation in different ages among patients in one hospital of Baotou city, and provide scientific basis for the specific prevention and control of the disease. Methods A total of 7 805 patients underwent traumatic surgery and pregnant women with different ages in the first affiliated hospital of Baotou medical college from 2009 to 2011 were sampled randomly. A total of 4 mL intravenous blood was drawn from fasting patients and then centrifuged the serum. The hepatitis B five items were detected by the enzyme-linked immunosorbent assay (ELISA) and non-HBsAg positive patients received emulsion method for verification. Results Among 7 805 patients, 380 were HBsAg positive, with the positive rate of 4.86%, and 4 848 were fully negative, with the fully negative rate of 62.11%. The main hepatitis B infection modes were HBsAg (-), HBeAg(-), HBcAb(-) and HBsAg(-), HBsAb(+), HBcAb(-). Conclusion Early preventive vaccination based on the infection mode can improve the health level of people in Baotou city.%目的 掌握包头市某医院就诊人员各年份乙肝感染情况、感染模式以及各年龄段的感染情况,为有针对性地防治相关疾病提供科学依据.方法随机抽取2009~2011年在包头医学院第一附属医院就诊的各年龄段外伤手术患者及孕妇共7 805例,空腹抽取患者静脉血4 mL,离心分离血清,用酶联免疫法(ELISA)测定乙肝五项,非HBsAg阳性者进行乳胶法核实.结果 7 805例受检者中HBsAg阳性380例,阳性率为4.86%;全阴性4 848例,全阴率为62.11%.乙肝感染模式以HBsAg(-)、HBeAg(-)、HBcAb(-)和HBsAg(-)、HBsAb(+)、HBcAb(-)为主.结论依据感染模式及早进行预防接种,做到早预防,降低乙肝的发病率,可提高包头市人群的健康水平.
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