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国产甲肝减毒活疫苗接种后3年流行病学效果研究 被引量:2

Epidemiologic observation of homebred hepatitis A attenuated live vaccine during the first 3 years after vaccinated
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摘要 目的 了解国产甲肝减毒活疫苗大规模接种后的流行病学效果。方法 采用分组对照的方法 ,进行了连续 3年的流行病学效果研究。结果 接种组发病 1例 ,发病率为 8.77/ 10万 ;对照组发病 12例 ,发病率为 46.2 9/ 10万。保护率为 81.0 % ,效果指数为 5 .2 6。 Objective [WT5”BZ]To observe the epidemiologic effect of homebred hepatitias A attenuated live vaccine affer large scale vaccinated.[WT5”HZ]Method [WT5”BZ]Two groups were divided,One was vaccinated group with 11 397 children,the other was unvaccinated group with 25 973 children.The epidemiologic effect of the two groups were investigated for 3 years in succession.[WT5”HZ]Results[WT5”BZ] It showed that in vaccinated group,1 case hepatitis A happend , sick rate is 8.77/100 000 , in unvaccinated group , 12 cases happened , sick rate is 46.29/100 000,protective rate is 81.0%,index of effect is 5.26.[WT5”HZ]Conclusion [WT5”BZ]The homebred hepatitis A attenuated live vaccine has a good protective effect on epidemiology. [WT5”HZ]
出处 《中国校医》 2001年第3期164-164,共1页 Chinese Journal of School Doctor
关键词 甲肝疫苗 接种 流行病学研究 甲肝发病率 WT5”BZ]hepatitis A vaccine vaccination epidemiology
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