美国各州按需COVID-19测试政策的意外行为后果
1Department of Environmental Health, Yale University School of Public Health, New Haven, CT, USA.
Disaster medicine and public health preparedness
|January 8, 2025
概括
阴性COVID-19测试可能鼓励旅行,增加病毒的传播. 没有接触追踪的按需测试误导了负面个体,导致病例和死亡人数激增.
科学领域:
- 流行病学 流行病学
- 公共卫生政策 公共卫生政策
- 传染病的动态传染病的动态.
背景情况:
- 美国广泛推广了COVID-19的免费按需测试.
- 人们担心消极测试结果对公众行为和疾病传播的潜在影响.
研究的目的:
- 调查假设,负面的SARS-CoV-2测试导致旅行增加,可能使旅行者暴露在病毒中.
- 分析测试,旅行模式和随后的COVID-19病例和死亡率之间的关系.
主要方法:
- 利用手机移动数据追踪49个美国州家庭外的日常出行.
- 匹配的旅行数据与每日阴性和阳性COVID-19测试结果,以及随后的病例/死亡,使用滞后的间隔.
- 采用最小平方回归来建模旅行,测试结果和疾病结果之间的关系.
主要成果:
- 阴性测试的增加与旅行的增加相关,而随着病例的增加,旅行减少.
- 旅行模式的变化被发现可以预测COVID-19病例和死亡人数的短期增加.
- 实施的回归模型显示与观察到的数据密切匹配.
结论:
- 按需测试,没有强有力的接触追踪和隔离措施,可能导致了COVID-19的激增.
- 阴性测试结果可能造成了虚假的安全感,鼓励旅行和随后的病毒暴露.
- 公共卫生战略需要将测试与有效的制措施相结合,以防止意外后果.
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