安顺市2005-2014年乙型病毒性肝炎流行特征分析

Analysis on the epidemic of Hepatitis B in Anshun City during 2005-2014

目的分析安顺市2005-2014年乙型病毒性肝炎（简称乙肝）流行特征,为乙肝防控提供科学依据。方法用描述流行病学方法对安顺市2005-2014年传染病发病情况进行分析。结果 2005-2014年全市乙肝发病15 981例,死亡8例,年均发病率为66.35/10万,年均死亡率为0.03/10万,平均病死率为0.05%。其中,西秀区发病率最高,关岭县发病率最低;发病以农民、家务及待业为主;男性总体发病率高于女性（χ~2=120.3,P〈0.001）;20~29岁组发病率较其他年龄组高91.16%（χ~2=1 313.6,P〈0.001）;发病无明显季节差异。结论乙型病毒性肝炎依然是安顺市主要传染病之一,发病以青壮年男性为主,加强乙肝防治知识的宣传,普及成年易感人群乙肝疫苗接种成为目前防治乙肝的又一关键措施。

Objective To analyze the epidemic characteristics of Hepatitis B in Anshun City during 2005- 2014,to provide scientific basis for control of Hepatitis B. Methods The incidence data of Hepatitis B of Anshun City was analyzed by the descriptive epidemiological method. Results During 2005 – 2014,the incidence of hepatitis B was 15 981 cases in the whole city,8 cases of death,the average annual incidence was 66. 35 /100 000,the average annual mortality is 0. 03 /100 000,the average fatality rate was 0. 05%,among which the highest incidence was in Xixiu district,the lowest incidence was in Guanling county. The patients were mainly farmers,chores and unemployed. The overall incidence of male was higher than female（ χ~2= 120. 3,P 〈0. 001）,the incidence of 20 ~ 29 years old age group were 91. 16% higher than other age groups（ χ~2= 1 313. 6,P 〈0. 001）; there was no significant seasonal differences of incidence. Conclusion Hepatitis B is still one of the main infectious diseases in Anshun City,patients were mainly young adults,strengthening the prevention propaganda knowledge of hepatitis B,popularization of adult population susceptible to hepatitis B vaccination of hepatitis B prevention become the key measures at present.