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为了解甘肃省乙型肝炎 (乙肝 )流行病学特征 ,为制定控制策略提供依据 ,对 1990～ 2 0 0 1年的乙肝疫情资料进行了分析。结果显示 :1990年以来 ,甘肃省乙肝发病呈上升趋势 ,年均发病率 89/ 10万 ,近年发病率维持在 133/10万左右 ,是全国平均发病率的 3倍 ,2 0 0 1年居全省各类传染病发病首位。发病年龄集中于 15～ 4 4岁 ,<5岁儿童发病构成逐年下降。乙肝病毒表面抗原 (HBsAg)携带率 5 %～ 7% ,HBV感染仍处于较高水平。今后要开展和加强乙肝监测 ,提高乙肝疫苗接种率 ,加强血液制品的监督管理 ,重视安全注射 ,开展宣传教育 ,以有效控制乙肝流行。
In order to understand the epidemiological characteristics of hepatitis B (hepatitis B) in Gansu Province and provide the basis for the development of control strategies, the epidemiological data of hepatitis B from 1990 to 2001 were analyzed. The results showed that since 1990, the incidence of hepatitis B in Gansu Province has been on an upward trend, with an average annual incidence of 89/10 million. The incidence of hepatitis B in recent years has remained at around 133/10 million, three times of the national average. In 2001, The province’s first in all types of infectious diseases. The age of onset concentrated in 15 ~ 4 4 years old, the incidence of children aged <5 years decreased year by year. Hepatitis B virus surface antigen (HBsAg) carrier rate of 5% to 7%, HBV infection is still at a high level. In the future, it is necessary to carry out and strengthen the monitoring of hepatitis B, raise the vaccination rate of hepatitis B, strengthen the supervision and management of blood products, attach importance to safe injections and carry out publicity and education so as to effectively control the epidemic of hepatitis B.