濮阳市1995～2004年病毒性肝炎资料分析

[目的]了解濮阳市病毒性肝炎（肝炎）的流行趋势，为防治工作提供科学依据。[方法]对濮阳市1995～2004年肝炎疫情资料进行分析。[结果]1995-2004年肝炎年均发病率为78．59／10万。甲肝发病逐年下降，近2年有上升趋势；乙肝在各型肝炎中所占比例最大，发病率呈下降趋势；甲肝发病有明显的夏秋季高峰，乙肝季节分布不明显；甲肝的年龄分布以0～20岁年龄组发病率最高，乙肝以20～45岁年龄组为主；甲肝男性年均发病率为16．84／10万，女性为7．98／10万，乙肝年均发病率为112．62／10万，女性为44．76／10万；病毒性肝炎的地区分布呈现市区高于农村。[结论]乙肝是濮阳市肝炎的防治重点，甲肝发病有增高趋势。

Analysis on the Reported Data of Viral Hepatitis in Puyang City from 1995 to 2004

[Objective]To study the prevalent trend of viral hepatitis in Puyang city,and to provide scientific theory for the control of the disease.[Methods]To analyze the reported data of viral hepatitis in Puyang city,Henan province from 1995 to 2004.[Results]The average incidence of viral hepatitis was 78.59 per ten thousand.The incidence of hepatitis A was gradually decreased,but there was an increasing trend in recent two years.Most of the cases were hepatitis B,which was decreasing annually.Hepatitis A was peaked in summer and autumn obviously,while hepatitis B occurred regularly throughout the year.Cases of hepatitis A occurred mainly in the group of 0-20 years old,most of the hepatitis B located in the age group of 20-45 years old.The incidence of hepatitis A was higher in male (16.84 per ten thousand) than in female (7.98 per ten thousand).The incidence of hepatitis B was 112.62 per ten thousand,with 44.76 per ten thousand for the female.The cases of viral hepatitis occurred much more in urban areas than in rural areas.[Conclusion]The key point of the control should be focused on hepatitis B,while the incidence of hepatitis A was gradually increased,it should not be ignored also.