2012 - 2018年贵州省输入性疟疾流行特征分析

目的 分析 2012 - 2018年贵州省输入性疟疾的流行特征，为制订疟疾防控策略和措施提供依据。方法 收集2012 - 2018年贵州省网络直报疟疾疫情数据，分析其流行病学特征。结果 （1）病例概况:2012 - 2018年贵州省累计报告疟疾病例164例，均为输入性病例，平均发病率0.67/10万，报告病例数均在十位数以内波动；（2）疾病分型:以恶性疟100例（60.98%）为主，其次间日疟50例（30.49%）、未分型14例（8.54%）；（3）人群分布:105例（64.02%）为男性，151例（92.07%）年龄分布于20～50岁，农民、工人、民工共105例（64.02%）；（4）时间分布:无明显的月发病高峰、季节性特征；（5）地区分布:82例（50%）患者分布于贵阳市、遵义市。结论 2012 - 2018年贵州省无本地疟疾病例，均为输入性病例，年增长趋势平稳，疟疾消除工作进入巩固阶段。输入性疟疾的防控是贵州省今后疟疾防控工作的重点和难点，应加强基层疟疾防控技能培训、医防协作及跨区域联防联控，以巩固消除疟疾取得的成果。

Analysis of imported malaria in Guizhou province from 2012 to 2018

The aim of this study was to analyze the epidemiological characteristics of imported malaria in Guizhouprovince from 2012 to 2018, and provide a basis for formulating prevention and control strategies and measures. Methods Thedata of malaria epidemic situation reported directly in Guizhou province from 2012 to 2018 was collected, and itsepidemiological characteristics were analyzed. Results In accordance with case profile, a total of 164 malaria cases werereported in Guizhou province from 2012 to 2018, all of which were imported cases with an average incidence rate of 0.67/100,000. The number of reported cases fluctuated within tens of digits. According to disease classification, 100 cases (60.98%)were falciparum malaria, followed by 50 cases (30.49%) of vivax malaria and 14 cases (8.54%) of untyped malaria. For populationdistribution, 105 cases (64.02%) were male, 151 cases (92.07%) were 20-50 years old, and a total of 105 cases (64.02%) werefarmers, workers and migrant workers. In terms of time distribution characteristics there was no obvious monthly peak andseasonal characteristics. As for the regional distribution, 82 cases (50%) of patients were distributed in Guiyang city and Zunyicity. Conclusion There were no local malaria cases in Guizhou province from 2012 to 2018, all of which were imported cases.The annual growth trend was stable. The elimination of malaria had entered a consolidation stage. The prevention and control ofimported malaria is the focus and difficulty of future malaria prevention and control in Guizhou province in future. The malariaprevention skills training at the grass-roots, collaboration between medical and prevention and cross-regional joint preventionand control should be strengthened in order to consolidate the results achieved in the process of eliminating malaria