从粗略的接触数据中估计人类接触模式的精细年龄结构和时间趋势:贝叶斯率一致性模型
Shozen Dan1, Yu Chen1, Yining Chen1
1Department of Mathematics, Imperial College London, London, England, United Kingdom.
PLoS computational biology
|June 5, 2023
概括
我们开发了一种贝叶斯速率一致性模型,以重建COVID-19大流行期间的社会接触模式. 这种模型准确地估计了年龄结构的接触变化,即使使用粗略的年龄数据,也显示了非均的反弹模式.
科学领域:
- 流行病学 流行病学
- 数学建模的数学建模
- 社交网络分析 社交网络分析
背景情况:
- 由于COVID-19大流行,由于非药物干预,需要跟踪人类互动的变化.
- 纵向社会接触调查对于理解这些动态至关重要.
- 现有方法面临的挑战是粗略报道的年龄数据和报道疲劳.
研究的目的:
- 介绍一种新的贝叶斯式方法来重建详细的社会联系模式.
- 在COVID-19大流行期间估计特定年龄的接触趋势.
- 以粗略的年龄报告来解决调查数据的局限性.
主要方法:
- 开发了贝叶斯率一致性模型,利用人口级一致性约束.
- 采用希尔伯特空间高斯过程的先验时间趋势和报告疲劳调整.
- 在欧洲和非洲的模拟和现实社会联系数据上验证了模型.
主要成果:
- 该模型准确地重建了接触模式,具有1年的分辨率,即使是5年或10年的年龄段.
- 在COVID-19早期 (2020年4月至6月) 期间,德国社会联系人估计的年龄结构.
- 锁定后社会接触强度的年龄结构化,不均的反弹.
结论:
- 贝叶斯率一致性模型为分析社会联系数据提供了一种计算可处理的方法.
- 它有效地估计了细粒度年龄结构和纵向趋势.
- 适用于与粗略报告的接触年龄同时进行的调查,只要知道参与者的年龄.
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