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目的分析2011年广东省疟疾流行特点,为本省消除疟疾提供参考依据。方法资料来自中国疾病预防控制中心疾病监测信息报告管理系统,采用描述性流行病学方法,分析2011年广东省网络报告疟疾病例的流行病学特点。结果 2011年广东省共报告疟疾96例,其中间日疟40例,输入性恶性疟36例,未分型20例,年平均发病率为0.092/10万,死亡2例。全省17个市的34个县(市、区)报告疟疾病例,主要分布在深圳和广州,共报告57例,占全省病例的59.38%。全年各月均有病例报告,其中5-11月73例,占全年病例的76.04%。男女性别比为5.86∶1。年龄分布主要集中在20～50岁,年龄最小1岁,最大65岁。发病以工人、商业服务人员、农民、家务及待业为主,共68例,占病例总数的70.83%。2011年广东省128例疟疾病例(96例本省籍和32例外省籍)主要输入来源为非洲和亚洲,分别为77例和30例,占总发病数的60.16%和23.44%。输入病例最多的为尼日利亚36例,其次为安哥拉19例,再次为缅甸11例。结论 2011年广东省疟疾疫情相对稳定;但输入性恶性疟增加,应加强监测和防控。
Objective To analyze the characteristics of malaria epidemic in Guangdong Province in 2011 and provide a reference for the province to eliminate malaria. Methods The data were collected from the Disease Surveillance Information Reporting Management System of China Center for Disease Control and Prevention. The descriptive epidemiological method was used to analyze the epidemiological characteristics of malaria cases reported by Guangdong Province in 2011. Results In 2011, 96 cases of malaria were reported in Guangdong Province, including 40 cases of Plasmodium falciparum, 36 cases of imported Plasmodium falciparum and 20 cases of untypical cases. The average annual incidence rate was 0.092 / 100000 and 2 died. Malaria cases were reported in 34 counties (cities and districts) of 17 cities in the province, mainly in Shenzhen and Guangzhou, 57 cases were reported, accounting for 59.38% of the province’s cases. There are case reports throughout the year, of which 73 cases are from May to November, accounting for 76.04% of the total number of cases. The ratio of male to female is 5.86: 1. Age distribution mainly concentrated in 20 to 50 years old, the youngest 1 year old, maximum 65 years old. The incidence of workers, commercial service workers, farmers, housework and unemployed, a total of 68 cases, accounting for 70.83% of the total number of cases. In 2011, a total of 128 cases of malaria cases (96 cases of provincial origin and 32 cases of foreign nationalities) were imported from Africa and Asia in Guangdong Province, 77 cases and 30 cases respectively, accounting for 60.16% and 23.44% of the total cases. The largest number of imported cases were 36 in Nigeria, followed by Angola in 19 and again in Myanmar. Conclusion The epidemic situation of malaria in Guangdong Province was relatively stable in 2011; however, the import of falciparum malaria should be increased and monitoring and prevention and control should be strengthened.