胰岛素耐药性及其与长期暴露于臭氧的关系:基于国家人口队列的数据
Zenglei Zhang1, Cheng Luan2, Chunqi Wang3
1National Clinical Research Center of Cardiovascular Diseases, State Key Laboratory of Cardiovascular Disease, Fuwai Hospital, National Center for Cardiovascular Diseases, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, People's Republic of China; Department of Cardiology, Fuwai Hospital, National Center for Cardiovascular Diseases, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, People's Republic of China.
长期暴露于臭氧 (O3) 与胰岛素抵抗 (IR) 患病率的增加有关. 减少臭氧和PM2.5空气污染可能会改善代谢健康并降低糖尿病负担.
科学领域:
- 环境健康 环境健康
- 代谢障碍 代谢障碍 代谢障碍
- 流行病学 流行病学
背景情况:
- 长期暴露于臭氧 (O3) 对新陈代谢平衡的影响未被充分认识到.
- 胰岛素抵抗 (IR) 是代谢功能障碍和2型糖尿病的关键因素.
研究的目的:
- 调查长期臭氧暴露与胰岛素耐药性患病率之间的独立关联.
- 探索臭氧和PM2.5对胰岛素耐药性的联合影响.
主要方法:
- 利用来自中国HEART全国性队列研究 (271,540名参与者) 的数据.
- 将队列数据与高分辨率臭氧 (O3) 和PM2.5度数据结合起来.
- 采用单污染物和双污染物模型来评估关联和相互作用.
主要成果:
- 较高的长期臭氧暴露与胰岛素抵抗患病率的增加有显著关联.
- 调整后的IR概率比率随着O3暴露的增加而增加 (在一个污染物模型中,OR为1.084).
- 臭氧和PM2.5之间在IR患病率上发现了显著的添加相互作用.
结论:
- 长期暴露于臭氧与胰岛素抵抗独立且积极相关.
- 建议采取针对臭氧和PM2.5的联合政策干预措施,以减轻糖尿病的健康和经济负担.
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