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目的了解云南省孟连县疟疾发病实情和漏报程度。方法采用回顾性调查方法,统计2002年疟疾报告疫情、血检情况、疟疾治疗及村民疟史等。以捕获-再捕获方法估计疟疾实际发病和漏报率。结果孟连县疟疾发病率为21.5/万。7个乡均有病例分布,被调查3个乡的疟疾发病率分别为47/万、15/万和5/万。所调查的25个自然村在2002年共报告5例疟疾,采用发热病人血检、查阅医生疟疾治疗处方、调查疟史3种再捕获方法核实疫情,估算得孟连县3种疟疾疫情漏报率分别为0、70.59%和97.80%。结论孟连县疟疾漏报现象比较普遍。
Objective To understand the incidence of malaria and the level of omission in Menglian County, Yunnan Province. Methods A retrospective survey was conducted to analyze the epidemic situation of malaria in 2002, blood tests, treatment of malaria and history of malaria among villagers. Estimating the actual incidence of malaria and false negative rate with capture-recapture method. Results The incidence of malaria in Menglian County was 21.5 / million. The distribution of cases in 7 townships were all investigated. The incidence of malaria in the 3 townships surveyed was 47 / 10,000, 15 / 10,000 and 5 / 10,000 respectively. The 25 natural villages surveyed reported 5 cases of malaria in 2002, using blood samples of febrile patients, consulting doctors’ prescriptions for malaria treatment, and investigating the history of malaria in order to verify the outbreak of the 3 recaptured malaria cases and estimated the malaria omission rate among the 3 malaria cases in Menglian County Respectively 0,70.59% and 97.80%. Conclusion The phenomenon of underreporting of malaria in Menglian County is relatively common.