在西班牙和波士顿大区的医院和大学附属机构中,SARS-CoV-2严重程度的演变
Fares Amer1, Fan-Yun Lan2, Mario Gil-Conesa3
1Department of Preventive Medicine and Public Health, University of Navarra, Spain; PhD Programme in Applied Medicine and Biomedicine, University of Navarra, Spain.
概括
随着时间的推移,COVID-19大流行病的疾病严重程度显著下降,尽管感染率增加,但住院率下降了90%以上. 这项研究跟踪了SARS-CoV-2在学生和医疗保健工作者中的毒性演变.
科学领域:
- 流行病学 流行病学
- 传染性疾病 传染性疾病
- 公共卫生 公共卫生
背景情况:
- 由SARS-CoV-2引起的COVID-19大流行严重影响了全球医疗保健系统和教育.
- 这项研究解决了在整个大流行期间了解SARS-CoV-2病毒性演变的必要性.
研究的目的:
- 为了评估SARS-CoV-2病毒性在COVID-19大流行期间的演变.
- 分析COVID-19严重程度的变化,特别是大学生和医疗保健工作者中的病例住院率.
主要方法:
- 从2020年3月到2022年1月,西班牙大学生和西班牙和波士顿的医疗保健工作者在西班牙和波士顿的前性队列研究.
- 通过PCR测试诊断COVID-19;严重程度以病例住院率来衡量.
- 统计分析包括描述性统计和Poisson混合效应回归;用于敏感性分析的废水SARS-CoV-2RNA数据.
主要成果:
- 随着时间的推移,住院率显著下降,与初始阶段相比,晚期的发病率比率 (IRR) 为0.08和0.03.
- 观察到病例住院率大幅下降90%以上.
- 在波士顿废水中的COVID-19死亡率和SARS-CoV-2RNA水平之间发现了强烈的相关性.
结论:
- 由于人口免疫力不断发展和潜在的病毒毒性减少,COVID-19病例严重程度在整个大流行期间有所减少.
- 尽管发生率增加,但COVID-19的整体严重程度在研究的人群中显著下降.
- 废水监测为监测流行病趋势和病毒活动提供了有价值的工具.
关键词:
在 COVID-19 疫情中,医疗保健工作者 医疗保健工作者大学的人口.这就是SARS-CoV-2病毒.医疗保健工作者大学的人口大学人口.病毒性 病毒性病毒传染是什么?病毒传染是什么?病毒传染是什么?更多相关视频
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