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作 者:周红玲
机构地区:[1]北京市西城区卫生防疫站
出 处:《中国计划免疫》1998年第3期144-146,共3页Chinese Journal of Vaccines and Immunization
摘 要:北京市西城区1985~1995年百日咳疫苗的基础免疫和加强免疫接种率始终保持在98%的高水平,百日咳报告发病率逐年下降。至1989年使用的是非吸附百白破混合制剂(DPT),1990年换用吸附DPT,两者的抗体阳性率相似,但抗体保护率不同,后者明显高于前者,差异有显著的统计学意义。吸附DPT的抗体几何平均滴度(GMT)比非吸附DPT高6.7倍。北京市西城区1992~1995年百日咳发病为0。分析认为,在保持高接种率的基础上,提高百日咳抗体保护率和GMT水平,是控制和消除百日咳的关键。This report summarized the data on the occurrence of pertussis, the pertussis vaccination and its serological surveillance during 1985-1995 in Xicheng District of Beijing from 1985 to 1995 The coverage rate of pertussis vaccine maintained a high level and the reported incidence of pertussis declined year by yearSince the absorbed DPT was adopted in 1990, the protective rate of pertussis antibody and it sgeometri cmean titre(GMT) increased obviously The vaccine efficacy showed that no pertussis cases occured during 1992-1995 It may be considered that increasing the protective rate and GMT of pertussis antibody is the key strategy for pertussis control and elimination, while maintaining a high-level coverage rate in population
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