【摘要】 目的了解东山区小学生乙肝表面抗体阳性率情况,为乙肝疫苗加强免疫提供依据。方法选取东山区五间具代表性学校共3059名学生,抽血检验乙肝表面抗原、表面抗体。结果HBsAg阳性13名,阳性率0.42%,HBsAg阴性3046名儿童中,HBsAb阳性2027名,阳性率68.02%。为进一步了解不同年龄组、不同性别儿童抗体阳性率情况,随机抽取304名儿童,经χ2检验,男女儿童抗体阳性率差异对比χ2=1.19,P>0.05,差异无统计学意义。6～9岁组与10～11岁组儿童抗体阳性率差异对比χ2=17.59,P<0.005,差异有统计学意义。结论在9岁组(则四年级组)开展乙肝加强免疫接种是必要的。更多还原

【Abstract】 Objective To investigate the HBV infection in Dongshan distri ct and provide basis for implementation of vaccination against hepatitis B. Meth ods Blood samples were collected from 3 059 pupils of 5 primary schools in Dong shan district and tested for the HBsAg and HBsAb. Results Except 13 HBsAg posit ive cases(account 0.42% of the total), 2 027 out of 3046 cases were HBsAb positi ve, with a positive rate of 68.02%. 304 cases were selected in random for c squa re test. There was no statistical significant difference between female and mal e (χ2=1.19,P>0.05), but there was statistical significant difference between th e 6～9 years old group and 10～11 years old group(χ2=17.59,P<0.005). Conclusion Vaccination against hepatitis B in the age group of 6～9 years old should be i mplemented.更多还原