Abstract: Objective To analyze the malaria epidemiological characteristics in Tengchong City from 2010 to 2015，so as to provide the evidence for adjusting and formulating measures in the elimination stage. Methods The malaria data were collected and analyzed by using Microsoft Excel 2010 in Tengchong City from 2010 to 2015. Results There were 1 408 malaria cases re? ported in Tengchong City from 2010 to 2015，including 1 091 cases of Plasmodium vivax infection，256 cases of P. falciparum infection，5 cases of P. malariae infection，1 case of P. ovale infection，1 case of mixed infections，and 54 unclassified cases. Totally 1 390 imported cases were recorded and 98.06% of them（1 363/1 390）were imported from Myanmar. Most of the pa? tients（n = 908）were aged from 21 to 40 years，and the male to female ratio was 11.03∶1. The highest?risk populations were farmers and migrant workers. The most cases were observed in April and June，and at that time，most of the floating workers re? turned. Conclusion Imported malaria is severe in Tengchong City，and there is a great challenge to malaria elimination.

Key words: Malaria；Imported；Epidemiology；Epidemic situation；Tengchong City

摘要： 目的分析2010-2015年腾冲市疟疾疫情特征，为进一步推进消除疟疾进程，适时调整和制定防控措施提供依 据。方法收集2010-2015年腾冲市疟疾疫情资料，采用Microsoft Excel 2010软件对数据进行整理分析。结果2010- 2015年，腾冲市共报告疟疾病例1 408例，以间日疟为主，共1 091例，占77.49%，且比例逐年增加；恶性疟256例，占 18.18%，比例逐年降低；三日疟5例，卵形疟1例，混合感染1例，未分型54例。共有1 390例输入性病例，其中98.06%的 病例为缅甸输入。年龄主要集中在21 ~ 40岁（908例），男女性别比例为11.03∶1。职业以农民和民工为主。2010-2015 年全年各月均有发病，以4-6月最多，发病高峰与流动人口回归有关。结论腾冲市输入性疟疾疫情仍比较严重，消除 疟疾工作面临很多的挑战。

关键词: 疟疾；输入性；流行病学；疫情；腾冲市