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1999年 10月青海省循化撒拉族自治县发生 1例由输入脊髓灰质炎 (脊灰 )野病毒引起的病例 ,其后在全省范围内对 15岁以下儿童开展了急性弛缓性麻痹 (AFP)病例入户调查 ,对所有县级及县级以上医院和部分乡级卫生院进行了主动搜索 ,在 1994～ 2 0 0 0年 4月共发现AFP病例 6 4例 ,已报告 6 0例 ,报告率 93 75 % ;漏报 4例 ,漏报率6 2 5 % ,1996年、1997年各漏报 2例。 1998年以后未发现漏报。经过对全省 10岁以下儿童进行 6轮口服脊灰疫苗“扫荡”式免疫活动 ,无 2代病例发生。
A case of poliovirus (poliovirus) caused by imported poliovirus occurred in Xunhua Salar Autonomous County, Qinghai Province in October 1999. AFP (acute flaccid paralysis) was subsequently carried out throughout the province for children under the age of 15, A case-by-case survey conducted an active search of all hospitals at the county level and above the county level and some township hospitals. A total of 64 AFP cases were reported in 1994 ~ 2000 and 60 cases were reported. The report The rate of 93 75%; omission in 4 cases, the omission rate of 62.5%, 1996 and 1997, each omission in 2 cases. No omission was reported after 1998. Six rounds of oral polio vaccine “mopping-up” -type immunization campaigns were conducted on children under the age of 10 in the province without any second-generation cases.