2016—2020年吉林地区流行性感冒流行特征及影响因素分析  

Analysis on the Epidemic Characteristics and Influencing Factors of Influenza in Jilin Region from 2016 to 2020

作　　者：邢扬 程志勇[1] XING Yang;CHENG Zhiyong(Department of Infectious Disease Control,Jilin City Center for Disease Control and Prevention,Jilin,Jilin Province,132001 China)

机构地区：[1]吉林市疾病预防控制中心传染病控制科,吉林省吉林市132001

出　　处：《中国卫生产业》2021年第17期172-176,共5页China Health Industry

摘　　要：目的了解近年来吉林地区流感流行特征及影响因素,掌握优势毒株的动态变化情况,以期为吉林地区防控流感提供科学依据和技术支持。方法收集吉林地区2016—2020年流感发病数据和病原学检测结果数据,采用描述性流行病学方法进行分析。结果2016—2020年吉林地区流感年均发病率3.42/10万,发病呈明显的季节性分布,冬春季节高发,城市好发于农村,男性发病率显著高于女性,差异有统计学意义(P<0.05),14岁以下为好发年龄段,职业构成以散居儿童和学生为主,甲型流感季节性H3N3型和乙型流感Yamagata型为优势毒株。结论针对重点人群开展流感防控工作,在流感高发季节加强宣传教育,持续加强流感监测及时关注优势毒株变化情况,提高疫苗接种率在人群中建立免疫屏障,有效控制流感流行。Objective To understand the epidemic characteristics and influencing factors of influenza in Jilin area in recent years,and grasp the dynamic changes of dominant strains,in order to provide scientific basis and technical support for the prevention and control of influenza in Jilin area.Methods The data of influenza incidence and etiology test results from 2016 to 2020 in Jilin area were collected and analyzed by descriptive epidemiological methods.Results From 2016 to 2020,the annual average incidence of influenza in Jilin area was 3.42 per 100000.The incidence showed an obvious seasonal distribution.The incidence was high in winter and spring.The incidence in urban areas was more common in rural areas.The incidence rate of men was significantly higher than that of women,and the difference was statistically significant(P<0.05),under 14 years old was the prevalent age group,the occupational composition was mainly scattered children and students,influenza A seasonal H3N3 and influenza B Yamagata type was the dominant strain.Conclusion To carry out influenza prevention and control work for key populations,strengthen publicity and education during the high influenza season,continue to strengthen influenza surveillance and timely pay attention to the changes of dominant strains,increase the vaccination rate,establish an immune barrier among the population,and effectively control the influenza epidemic.

关 键 词：流行性感冒 流行特征 影响因素 优势毒株 监测 流感样病例 

分 类 号：R47[医药卫生—护理学]