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《绵阳市1~15岁儿童乙肝疫苗免疫效果调查.pdf》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、·884-中国公共卫生2014年7月第30卷第7期ChinJPublicHealth,Jul2014Vo1.30No.7·专题报道之八·绵阳市1~15岁儿童乙肝疫苗免疫效果调查陈华,张菊英,何芳,郭洪菊,任涛,李亚楠摘要:目的了解四川省绵阳市≤15岁儿童接种乙肝疫苗后免疫效果,为乙肝疫苗预防接种及加强免疫提供依据。方法采取整群随机抽样方法,采集涪城区城乡1503名只接受了3针乙肝疫苗的1—15岁儿童血清,定量检测其乙肝抗一HBs滴度。结果1503名儿童中抗体阳性901人,总体抗一HBs阳性率为59.9%(901/1503),男性儿童平均抗一HBs阳性率为58.9%(427/725),女
2、性为60.9%(474/778),城市为61.0%(433/710),农村为59.0%(468/793);1岁组抗体阳性率最高,为95.3%(81/85),6岁组最低,为37.5%(24/64),儿童乙肝抗一HBs阳性率在1~6岁期间呈下降趋势,至6岁下降到最低,1—3岁乙肝抗一HBs滴度下降最快,4—6岁小幅波动,7岁开始逐渐缓慢上升,但均低于1~3岁组;乙肝抗一HBs滴度与性别、城乡差异无关。结论接种程序、免疫年限是影响乙肝疫苗免疫接种效果因素;正规接种3针乙肝疫苗儿童应在接种后3~6年间进行血清学监测,及时加强免疫。关键词:乙肝疫苗;免疫效果;加强免疫中图分类号:R186.3文献
3、标志码:A文章编号:1001—0580(2014)07-0884—03DOI:10.11847/zgggws2014—30-07—10Immuneeffect0fhepatitisBvaccineamongchildren0f1—15yearsoldinMianyangcityCHENHua,ZHANGJu—ying,HEFang,etal(WestChinaPublicHealthSchool,SichuanUniversity,Chengdu,Si—chuanProvince610041,China)Abstract:ObjecfiveTostudyimmuneeffectofhe
4、patitisBvaccineamongchildrenof1—15yearsoldinMian—Yangcity,Sichuanprovince,andtoprovidebasisforimprovementofhepatitisBvaccinationandboosterimmunization.MethodsUsingclusterrandomsamplingmethod.childrenofl一15yearsoldandhavingthreetimesofhepatitisBvac—cinevaccinationwereselectedinFuchengurbanandrura
5、lareas.ThetiterofhepatitisBvirsussurfaceantigenantibody(anti—I-IBs)wasdetected.ResultsAmongthe1503childrenstudied.thepositiverateofanti—HBswas59.9%(901/1503).11}lepositiverateofanti-HBswas58.9%(427/725)fortheboys,60.9%(474/778)forthegirls,61%(433/710)forthechildrenlivinginurbanarea.and59%forther
6、uralchildren.Theantibodypositiveratewasthehighe~amongthechil—drenofoneyearold(95.3%,81/85),andthatwaslowestforthechildrenof6yearsold(37.5%,24/64).111eanti一
7、玎Bspositiverateshowedadecliningfiendinthechildrenaged1—6yearsandtheantibodypositiveratewasthelowestinthechildrenof6yearsold.Forthechildrenof
8、1—3yearsold.thetiterofanti.HBsdecreasedmostquickly.Thesmallfluctua—tionofanti.HBswasobservedinthechidrenaged4—6yearsandthentheratebegantoriseslowly.butstilllowerthanthatofthe1—3yearsoldchildren.Anti—HBstiterwasindependentofg
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