九江市中心城区2019一2023年乙肝流行病学特征分析

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关键词：乙肝肝炎；流行病学特征；发病率；防控措施

中图分类号：R183.4文献标志码：A文章编号：1001-5779（2025）09-0897-06

DOI：10.3969/j. issn.1001-5779.2025.09.014

Abstract：Objective：Toanalyze theepidemiological characteristicsof hepatitis Bin thecentral urbanareaof Jiujiang Cityfrom2019 to2O23andthehepatitisBvacinationstatusof infantsborntomotherspositiveforhepatitisBsurface antigen （HBsAg）from2O21to2O23，andtoprovideabasisforthetargetedformulationofpreventionandcontrolmeasures. Methods：Theannualreported incidencerateandannual reportedcases of hepatitis Binthecentralurbanareaof Jiujiang Cityfrom2019 to 2O23 werederivedfromtheChinesediseasepreventionandcontrolinformationsystem.The vaccination statusof infantsbomto HBsAg-positivemothersfrom2021to2023inMaternity HospitalofJiujiangcentralurbanarea wasqueried through theJiangxiProvincial immunizationplanning informationsystem，and descriptiveepidemiological methodswereusedforstatisticalanalysis.Results：From2O19 to2O23，theannualreportedincidencerateof hepatitis B in Jiujiangcentralurbanarea showedanupwardtrend，withanannualaverageof156.30/10oOoo.Atotalof3404cases werereported，withamale-to-femaleratioof1.59：1.Among thereportedcases，individualsaged2Oto 69acounted for 91. 16% . The main occupations were unemployment，retired people，farmers，and public service personnel（85.40 % ）， which were mainlydistributed inRenminRoad，Gantang Stret，XiangyangStreet，BinxingStreet，andBaishuihuStreet （20 （77.26% ）.The first dose of hepatitis B vaccine for infants born to HBsAg positive mothers was 99.63 % ，and the timely ratewas 95.69% .Conclusion：In the past five years，the incidence rate of hepatitis B reported in the central urban area ofJiujiangCityisrelativelyhigh，anditisontherise，mainlyforadultmales；thevaccinationrateandtimelyrateof hepatitis Bvaccineforinfantsborn toHBsAg positive mothersare high.Itisnecessary tocontinuetocarryout maternal andinfant immunization blocking measures，carryoutresearchonhepatitisBriskfactors，andstrengthentheprevention andcontrol measures foradults with hepatitisB，soastoreduce theincidenceof hepatitis Binthewholepopulation.

KeyWords：Hepatitis B；Epidemiological characteristics； Incidence；Prevention and control measures

乙型肝炎（简称乙肝）是由乙型肝炎病毒引起、以肝脏炎性病变为主的传染性疾病，主要经血传播、母婴传播、性接触传播和日常接触传播，病程迁延，易转为慢性肝炎、肝硬化及肝癌，给患者、家庭、社会造成沉重的经济负担，这是我国现阶段最为严重的公共卫生问题之一[1]。（剩余7190字）