湖北省2008-2010年乙型病毒性肝炎报告病例特征分析

Epidemiological analysis of viral hepatitis B in Hubei(2008-2010)

目的了解湖北省2008-2010年乙型病毒性肝炎(乙肝)报告发病情况。方法对湖北省2008-2010年乙肝网络报告疫情资料进行描述流行病学分析。结果 2010年乙肝报告发病率与前两年相比略有下降。15岁以下的儿童发病占乙肝发病总数的2.04%2,0～59岁成人发病占乙肝报告发病总数的77.34%,20岁以下人群发病率从2008年的12.13%下降到2010年的6.64%。发病人群职业以农民为主,占总病例的48.69%。各年龄组中,乙肝发病率均是男性高于女性。结论湖北省2008-2010年乙肝报告病例总体呈先升后降趋势;农村发病高于城市;乙肝无明显的季节高峰,多为散发病例;乙肝病例以青壮年为主;男性发病人数高于女性;20岁以下人群发病率下降明显。

Objective To determine the epidemiological characteristics of viral hepatitis B in Hubei from 2008 to 2010. Methods Descriptive epidemiologieal method was applied,the reported epidemic data related to viral hepatitis B were analyzed from 2008 to 2010. Results Compared with the data of the past two years, the incidence of reported hepatitis B declined a little in 2010. Children aged underl5 years and people aged 20-59 years constituted 2.04% and 77.34% respectively. Farmers, as the major affected population, accounted for 48. 69%. The incidence of hepatitis B was higher in male than that in female. Conclusions The overall incidence of hepatitis B was declining in 2010, however, it was higher in rural areas than that in urban. Scattered patients were commonly observed without noticeable seasonal incidence peak, and most cases were adults, males outnumbering females. Furthermore, sharp decrease was shown in the incidence rate of affected people at the age under 20 years.