承德市1984年-2006年肾综合征出血热疫情分析

The Epidemic Situation Analysis of HFRS in Chengde from 1984 to 2006

目的分析承德市肾综合征出血热(HFRS)疫情发生和流行态势,提出防控策略。方法用酶联免疫吸附法(ELISA)测Ig M对病例进行血清学诊断,用Excel和Epi info等统计软件分析疫情资料。结果承德市自1984年开始出现HFRS病例,截止到2006年共发生103例,死亡3例,年平均发病率为0.124/10万,病死率为2.91%。2002年以来发病率逐年增高。平泉县和双桥区发病较多。发病以15-69岁人群为主,10-14岁人群也有发病。发病以农民为主,占发病人数的57.58%,男女比例为5.44:1。病例的血清学符合率达85%以上。结论根据疫情分析结果,加强发病发生集中地区的监测和灭鼠工作,坚持宣传与免疫并举的工作策略,针对重点人群采用不同的针对性防治措施。

Objective To analyze the occurrence and prevalence of HFRS in Chengde, and put forward precautious measures. Methods To serodiagnosis the cases with IgM in the Methods of ELISA, to analyze the data of epidemic situation with Excel and Epi info statistical software. Results Since 1984, there appeared first case of HFRS, till 2006 there are totally 103 cases, three died, yearly occurrence is 0. 124/100000, fatality rate is 2. 91%. Since 2002, and occurrence rate is on the increase, mainly in Pingquan County and Double--bridge District. The patients＇ ages range from 15 to 69 years old, occasibnally in the range of 10-14 years old. Peasants are the chief patients, occupying 57.58%, the proportion of men to women is 5.44： 1, The serological accordance rate of these cases arrives at more than 85 %. Conclusion According to the analytical result, to strengthen the observation and deratization in the HFRS-stricken areas, to stick to propagandism and immunity, to take different precautious measures to different patients.