由于空气中暴露于多环芳的死亡风险增加
Yunquan Zhang1, Yaqi Wang1, Hao Zheng2
1Institute of Social Development and Health Management, Hubei Province Key Laboratory of Occupational Hazard Identification and Control, School of Public Health, Wuhan University of Science and Technology, Wuhan 430065, China.
Journal of hazardous materials
|May 31, 2024
概括
对空气中的多环芳 (PAHs) 的短期暴露与一般人群的死亡风险增加有关. 这项研究强调了低水平的PAH暴露带来的潜在公共卫生威胁,即使在非工业化地区.
科学领域:
- 环境健康 环境健康
- 毒理学 毒理学 毒理学
- 流行病学 流行病学
背景情况:
- 空气中的多环芳 (PAHs) 对一般人群的健康影响尚未得到充分研究.
- 这项研究探讨了短期,低水平暴露于PAHs和死亡风险之间的联系.
研究的目的:
- 评估总和致癌PAHs短期暴露与死亡风险之间的关联.
- 为大量人群提供环境PAH对健康的影响的证据.
主要方法:
- 一个时间分层的案例交叉研究,涉及中国江苏省 (2016-2019) 超过200万例死亡.
- 使用时空模型估计每日PAH度,并根据居住地分配给病例.
- 使用条件后勤回归来估计与PAH暴露的四分位数间范围增加相关的死亡风险.
主要成果:
- 总PAH度 (16.9 ng/m3) 的IQR增加与所有原因死亡率1.90%的增加有关.
- 特定的致癌性PAH显示出不同的死亡风险,其中印第诺[1,2,3-cd] (IcdP) 显示出最高的风险增加 (2.96-3.85%).
- 观察到与PAH总暴露相关的非意外,循环和呼吸道死亡率的风险增加.
结论:
- 对空气中的PAHs的短期暴露与一般人群的死亡风险增加有关.
- 空气中的PAHs代表了潜在的公共卫生问题,需要进一步研究低剂量暴露的影响.
- 这些发现强调了监测和减轻PAH暴露的重要性,以保护公共健康.
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