湖北省2002年疟疾疫情分析

目的　掌握湖北省 2 0 0 2年疟疾流行情况 ,提出有效的防治措施。方法　收集 2 0 0 2年全省疟疾疫情 ,对重点地区进行居民带虫率及蚊媒种类和密度调查 ,分析全省疟疾流行现状和流行程度。结果　全省共报告疟疾 5 0 4 1例 ,发病率 0 .85 /万 ,比去年上升 1 .5 7倍 ;嗜人按蚊疟区 1 8个县 (市 )报告疟疾 4 795例 ,占全省病例的 95 .1 2 % ,发病率 2 .92 /万 ,比去年上升 1 .74倍 ;5个县市出现疟疾局部暴发流行 ,暴发点内中华按蚊密度高达 6 7只 /帐、居民带虫率平均为 4 .5 9%。中华按蚊疟区 6 3个县 (市 )发病 2 4 6例 ,占全省病例的4 .88% ,发病率 0 .0 4 /万 ,比去年上升 1 4 .95 %。结论　全省疟疾发病呈上升趋势 ,目前疟防工作的重点仍然是嗜人按蚊疟区的 1 2个重点县 (市 )。

Malaria Situation in Hubei Province in 2002

Objective To assess the features of malaria epidemiology in Hubei in 2002 and provide effective prevention and control measures.Methods The data of malaria of the whole province were collected, the rate of residents with Plasmodium and species and density of mosquitoes in key areas were investigated,and the malaria epidemic situation was analyzed. Results 5041 cases of malaria were reported in Hubei with the incidence of 0.85/10000 being 1 57 times than that of last year.4795 cases were reported from 18 counties with Anopheles anthropophagus, which accounted for 95.12% of the total with the incidence of 2.92/10000 ,being 1.74 times than that of last year. In 5 counties there were local malaria outbreaks with 67 Anopheles sinensis per mosquito net and the average rate of residents with Plasmodium was 4.59%. 246 cases of Malaria reported from 63 counties with Anopheles sinensis, which accounted for 4.88% of the total and the incidence was 0.04/10000, 14.95% more than that of last year.Conclusion The epidemic situation of malaria showed a tendency of growing up, therefore the priority of malaria prevention and control will be put in the 12 counties with Anopheles anthropophagus.