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人类类类型流感病毒感染的流行病学特征 - 中国,2019-2023年

Yixuan Gao¹, Yingwei Ma², Daxing Feng³

¹National Key Laboratory of Intelligent Tracking and Forecasting for Infectious Diseases, National Institute for Viral Disease Control and Prevention, Chinese Center for Disease Control and Prevention; Beijing, China.

China CDC weekly

|April 18, 2024

概括

在中国对人类类型流感病毒 (HPIV) 的监测显示,HPIV3和HPIV1是主导型. 疫情限制改变了HPIV的季节性模式,强调了持续监测的必要性.

科学领域:

病毒学病毒学
流行病学流行病学
公共卫生公共卫生

背景情况:

人类类流感病毒 (HPIV) 是重要的呼吸道病原体.
了解HPIV流行病学对于公共卫生干预至关重要.

研究的目的:

调查中国HPIV的流行病学特征.
分析HPIV的季节性模式,人口分布和共感染率.

主要方法:

在中国的10个省级行政区 (PLAD) 进行了回顾性哨兵监视 (2019年1月-2023年6月).
来自急性呼吸道感染 (ARI) 的呼吸道样本,使用多重实时PCR选HPIV和其他呼吸道病毒.
分析HPIV与季节性,地理,人口,临床特征和共感染的关联.

主要成果:

在12866名ARI中,HPIV总体检测率为6.15%.
HPIV3 (54.16%) 和HPIV1 (27.18%) 是主要的血清型.
在COVID-19流行后观察到显著的季节性模式变化,具有改变的HPIV3和HPIV1峰值.
同时感染发生在22.12%的HPIV病例中,最常见的是人类犀利病毒.

结论:

在中国,HPIV3和HPIV1是HPIV感染的主要驱动因素.
与流行病相关的限制对HPIV季节性动态产生了重大影响.
持续的HPIV监测对于有效的公共卫生管理至关重要.

关键词:

急性呼吸道感染急性呼吸道感染流行病学特征流行病学特征人类类型型流感病毒病毒.

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