2010-2011年绵阳市输入性疟疾监测与防治

Surveillance and Control of Imported Malaria in Mianyang,2010-2011

目的了解绵阳市输入性疟疾流行特点与防治效果,为制定防控措施提供科学依据。方法收集疟疾网络报告数据、疟疾防控年报表和流行病学个案调查表,进行统计和描述性分析。结果 2010-2011年绵阳市共报告输入性疟疾病例27例,间日疟和恶性疟分别占51.85%和48.15%;外出务工人员占报告病例总数的92.59%;20~44岁年龄组青壮年占报告病例总数的70.37%;发病高峰为5-7月;92.59%病例感染地为非洲国家、缅甸和云南省;病例发病到诊断平均间隔时间为3.96d。疟疾发病率由2002年0.19/10万上升至2011年0.44/10万。结论绵阳市输入性疟疾病例呈上升趋势,需加强流动人员疟疾监测和疫情处置以防本地传播。

Objective To identify the epidemical characteristics and to evaluate the control effect of imported malaria in Mianyang so as to provide scientific basis for formulating control measurements.Methods Based on the malaria data collected from annual report and China Information System for Disease Control and Prevention,statistical description and analysis were conducted.Results There were 27cases of imported malaria reported in 2010-2011.Tertian malaria and falciparum malaria accounted for 51.85%and 48.15%of the total cases,respectively.Cases of migrant workers accounted for 92.59% of the total;cases between 20and 44years old took 70.37% of the total.The peak incidence season was form May to July.Cases infected in Africa,Burma and Yunnan province in China accounted for 92.59%in all.The incidence rate of malaria rose up to 0.44/105 in 2011from 0.19/105 in 2002.Conclusion The number of imported cases of malaria showed an increasing trend.Surveillance on floating population and disposal measures should be further strengthened in time.