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      Epidemiological analysis of dengue fever in Liaoning, 2014–2018

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          Abstract

          Objective To analyze the characteristics and epidemic patterns of dengue fever in Liaoning Province in recent years, and provide evidence for the development of preventive and control measures.

          Methods Collect national disease surveillance information report management system basic information of dengue fever 2014–2018, and case epidemiological survey data, to analyze the epidemiological characteristics and epidemic factors of dengue fever with describe epidemiological methods.

          Results A total of 38 cases of dengue fever were reported in Liaoning Province in 2014–2018, with no deaths. There were case reports every month, mainly concentrated in Shenyang (accounting for 52.63%), the ratio of male to female was 1.38: 1, mainly young adults aged 20 to 50 (accounting for 84.21%), occupations were mostly domestic and unemployed, workers. The input sources were mainly Southeast Asia and South Asia (25 cases, accounting for 65.79%), followed by Africa (7 cases, accounting for 18.42%). The median time from onset to diagnosis was 7 days.

          Conclusion Dengue fever are all imported cases in Liaoning Province. Strengthening health education for key populations, improving early diagnosis and reporting capabilities, and taking control measures as soon as possible are the key to preventing dengue fever.

          Abstract

          摘要: 目的 分析辽宁省近年来登革热疫情特点及流行规律, 为制定预防控制措施提供依据。 方法 收集国家疾病监测信息报告管理系统2014—2018年登革热基本信息, 个案流行病学调查资料, 用描述流行病学方法分析登革热的流行特征和流行因素。 结果 2014—2018年辽宁省共报告登革热输入病例38例, 无死亡; 各月均有病例报告, 主要集中在沈阳 (占52.63%), 男女比例为1.38∶1, 以20~<50岁的青壮年 (占84.21%) 为主, 职业多为家务及待业、工人; 输入来源主要是东南亚、南亚 (25例, 占65.79%), 其次是非洲 (7例, 占18.42%) ; 发病到诊断时间中位数7 d。 结论 辽宁省登革热均为输入性病例, 加强重点人群健康宣教, 提高早期诊断和报告能力, 尽快采取控制措施是防制登革热的关键。

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          Author and article information

          Journal
          CTM
          China Tropical Medicine
          China Tropical Medicine (China )
          1009-9727
          01 December 2019
          01 January 2020
          : 19
          : 12
          : 1191-1193
          Affiliations
          1Liaoning Center for Disease Control and Prevention, Shenyang, Liaoning 110005, China
          Author notes
          *Corresponding author: YAO Wenqing, E-mail: wenqingyao@ 123456sina.com
          Article
          j.cnki.46-1064/r.2019.12.22
          10.13604/j.cnki.46-1064/r.2019.12.22
          © 2019 Editorial Department of China Tropical Medicine

          This is an open-access article distributed under the terms of the Creative Commons Attribution 4.0 Unported License (CC BY-NC 4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. See https://creativecommons.org/licenses/by-nc/4.0/.

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