2004—2011年广西宜州市病毒性肝炎疫情分析

目的了解广西壮族自治区宜州市近8年法定传染病各型病毒性肝炎的发病情况,分析其流行特征和规律,为制订防治策略和措施提供科学依据。方法收集该市2004—2011年法定传染病各型病毒性肝炎疫情资料,采用Excel软件进行数据分析。结果全市近8年报道各型病毒性肝炎患者共3 769例,年平均发现阳性患者471例,男女比例为1.82∶1,甲型肝炎(甲肝)占5.52%(208/3 769)、乙型肝炎(乙肝)占76.09%(2 868/3 769)、丙型肝炎(丙肝)占15.47%(583/3 769)、戊型肝炎(戊肝)占0.24%(9/3 769)、未分型肝炎占2.68%(101/3 769)。全市肝炎人群阳性率为74.12/10万,甲肝为4.09/10万、乙肝为56.40/10万、丙肝为11.47/10万、戊肝为0.18/10万、未分型肝炎为1.99/10万。全市各乡镇每月均有肝炎阳性患者出现。15-<45岁肝炎阳性患者占总阳性数的71.19%。农民、公职人员和学生患者排前3位,丙肝在个别乡镇有增多趋势。结论该市病毒性肝炎防治任务仍然严峻,应加强病毒性肝炎的预防。

Analysis on epidemic situation of viral hepatitis in Yizhou city of Guangxi during 2004-2011

Objective To understand the morbidity of various types of viral hepatitis as notifiable infectious disease in Yizhou city in recent 8 years and to analyze their epidemiological characteristics and regularity to provide the scientific basis for formulating the prevention and treatment strategy.Methods The epidemic data of viral hepatitis were collected during 2004-2011 and processed by using Excel software for statistical analysis.Results 3 769 cases of various types of viral hepatitis were reported in whole city for the past 8 years.Average 471 positive patients were annually found,the male to female ratio was 1.82 ∶ 1.The patients with hepatitis A accounted for 5.52%,hepatitis B for 76.09%,hepatitis C for 15.47%,hepatitis E for 0.24% and unclassified hepatitis for 2.68%.The crowd-positive rate of hepatitis was 74.12/100 000,hepatitis A 4.09/100 000,hepatitis B 56.40/100 000,hepatitis C 11.47/100 000,hepatitis E 0.18/100 000 and unclassified hepatitis 1.99/100 000.The hepatitis positive patients occurred monthly in various townships and villages.15-45-year-old hepatitis positive patients accounted for 71.19%.The farmers,public officials and students ranked the top three.Hepatitis C showed the increasing trend in individual townships.Conclusion The task of prevention and treatment for viral hepatitis in this city is still severe.The prevention of viral hepatitis should be strengthened.