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乙型肝炎病毒母婴传播及疫苗阻断的研究采取了随机、双盲、对照试验等方法,其主要内容为:(一)乙型肝炎病毒母婴围产期传播规律的研究。对305名乙型肝炎病毒表面抗原(HBsAg)携带者母亲所生的新生儿,从出生日起,连续采血观察新生儿HBsAg出现的规律,发现出生后3-6月为HBsAg血症出现的高峰,3个月时为最高峰。HBsAg阳性母亲(包括HBeAg阳性母亲)的新生儿HBsAg阳转率约为60%,而e抗原阳性母亲的新生儿的阳转率约85%,出生后6个月内HBsAg阳转人数占年阳转数的95
Hepatitis B virus mother-to-child transmission and vaccine blockade to take a randomized, double-blind, controlled trials and other methods, the main contents are: (a) Hepatitis B virus perinatal transmission of mother and child research. 305 newborns born to mothers with HBsAg carriers were tested for the appearance of HBsAg in newborns from the date of birth and the peak of HBsAg was found between March and June after birth , 3 months when the peak. HBsAg-positive mothers (including HBeAg-positive mothers) neonatal HBsAg positive rate of about 60%, while e antigen-positive mothers of newborn positive rate of about 85%, 6 months after birth HBsAg positive number of positive years 95 revolutions