广西2000～2006年钩端螺旋体病流行病学分析

Epidemiological analysis of leptospirosis in Guangxi Province in 2001～2006

目的了解广西钩端螺旋体病流行病学特征，为有效预防与控制钩端螺旋体病的发生和流行提供科学依据。方法采用描述性流行病学方法对2000—2006年广西钩端螺旋体病疫情报告及其相关资料进行分析。结果2000—2006年广西钩端螺旋休病共报告病例1006例，死亡64例，病死率为6．36％，平均发病率为0．30／10万。7—9月为流行季节，发病入数占全部病例的77．23％，8月是发病高峰。职业分布以农民和学生为主，发病人数占全部病例的94．23％。病例男性多于女性，男女性别比为2．25：1。流行的主要菌群是黄疸出血群，主要流行形式是稻田型。结论采取包括传染源控制与管理、健康教育及按种菌苗等综合性防控措施是防治本病的关键。

Objective To understand the epidemiological characteristics of leptospirosis in Guangxi. Methods The data concerning prevalence of leptospirosis and control practice in Guangxi from 2000 to 2006 were descriptively analyzed. Results There 1 006 leptospirosis cases were reported during the years of 2000 - 2006 and 64 died with fatality rate of 6. 36% and a average incidence of 0.30/100 000 population. The prevalent season was from July to September during which the infections accouted for 77.23% of the total and the peak of infection was in August. Most of the infections occurred to farmers and students accounted for 94.23% of the cases. Male cases was more than that of the female ones （2.25 ： 1 ）. The prevalent colony was jaundice hemorrhage and paddy field type predominated during the prevlance of the disease. Conclusion Integrated control measures including management, health education, vaccination and so on be carriied out in the control of leptospirosis in Guangxi.