研究城市差异下的环境暴露对COVID-19的累积滞后效应
Jiemei Liu1, Zhaohui Ruan1, Xiuyan Gao1
1Key Laboratory of Aerospace Thermophysics, Ministry of Industry and Information Technology, Harbin Institute of Technology, 92 West Dazhi Street, Harbin 150001, China.
Journal of infection and public health
|June 8, 2023
概括
随着温度升高和PM2.5水平的提高,COVID-19 (冠状病毒病2019) 病例的增加. 这些环境因素对新确诊病例的累积滞后影响在不同城市之间有很大差异.
科学领域:
- 环境科学 环境科学
- 流行病学 流行病学
- 公共卫生 公共卫生
背景情况:
- 尽管公众关注度有所减少,但COVID-19 (冠状病毒疾病2019) 的传播仍在继续.
- 大气环境,特别是温度 (T) 和PM2.5度,影响了SARS-CoV-2等传染病的传播速度.
- 对于T和PM2.5对SARS-CoV-2传播的具体关系和城市特定的累积滞后效应尚不清楚.
研究的目的:
- 研究环境暴露 (T和PM2.5) 对COVID-19传播的累积滞后效应的特征.
- 确定不同城市地区对这些环境影响的差异.
主要方法:
- 利用一个通用的添加模型来分析T/PM2.5度和每天新确诊的COVID-19病例 (NNCC) 之间的关联.
- 在2021年下半年在绍兴,石家庄和大连收集的数据.
- 检查了环境因素对NNCC的累积滞后影响.
主要成果:
- 总体而言,NNCC在研究城市的T和PM2.5度较高时增加 (在绍兴的PM2.5除外).
- 和PM2.5对NNCC的峰值累积滞后效应因城市而异,发生在不同的滞后日 (例如,Shaoxing的26/25滞后,Shijiazhuang的10/26滞后,大连的18/13滞后).
- 在T和PM2.5如何影响COVID-19传播方面存在显著的区域差异.
结论:
- 温度和PM2.5度与COVID-19传播有关,城市间的滞后效应不同.
- 有效预防和控制SARS-CoV-2需要将当地气象和空气质量数据整合到响应性战略中.
- 了解城市特定的环境影响对于有针对性的公共卫生干预至关重要.
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