甘肃省1992－1994年部分地区人群HBV感染血清流行病学调查

我们于1992-1994年对甘肃省部分地区、城乡人群乙型病毒性肝炎感染状况，进行了血行流行病学调查。结果显示，HBV感染率为52.30%，HBsAg用性率为7.50% 抗－HBC阳性率为44.80%，抗-HBs阳性率为36.65%。HBV感染各地分布不均，城乡差异显著，并随年龄增长呈增高趋势。双亲携带HBsAg状况与子女HBsAg用性率密切相关。HBsAg阳性者分布呈明显家庭集聚性，186例HBsAg阳性者中HBsAg阳性69人。HBsAg和抗-HBs，同时用性有12例。

Seroepidemiological Investigation on HBV Infection in Some Areas of Gansu Province

A Sercepidemiological investigation on HBV infection of in some areas of Gansu province was carricd out from 1992 to 1994．The results showed that the general infection rate of HBV was 562.30％．The positive rates ofHBsAg，anti-HBs，anti-HBc were 7.50%，36.65% and 44.90％respectively．There was a significant difference of the infection rates of HBV between urban and rural areas。The infection rate of HBV was increased with age．The distribution of posi-tire cases of HBsAg was revealed obviously tendency toward family clustering.There was a close relation of the positive rate of HBsAg between parents and their children．Thee were 69 cases of HBeAg positive，12 cases both positive of HBsAg and anti-HBs in 186 HBsAg positive cases.