空气污染暴露,体力活动和心脏代谢多病发病率风险之间的关联:来自中国的队列研究
1Faculty for Physical Education, Shanghai International Studies University, Shanghai, China.
International journal of biometeorology
|January 21, 2026
概括
空气污染显著增加了老年人的心脏代谢多病症 (CMM) 风险. 然而,定期的体力活动提供了保护,并可能调解污染物对CMM的有害影响.
科学领域:
- 环境健康 环境健康
- 心脏病学 心脏病学
- 老年学是指老年学的学科.
背景情况:
- 心脏代谢多病症 (CMM) 是老年人日益关注的健康问题.
- 空气污染和体力活动对CMM的独立和联合影响尚不清楚.
研究的目的:
- 调查暴露于各种空气污染物和发展CMM的风险之间的关联.
- 检查身体活动对CMM的保护作用.
- 分析身体活动在污染物-CMM关系中的潜在调节和调解作用.
主要方法:
- 利用了中国健康与退休长度研究 (2015-2020) 的17718名参与者的数据.
- 评估暴露在PM2.5,PM10,NO2,SO2,CO和O3中的情况.
- 采用考克斯回归模型和受限立方线分析,使用巴伦和肯尼的方法进行中介分析.
主要成果:
- 所有评估的空气污染物都与增加的CMM风险有显著的关联,SO2显示出最强的影响 (HR=2.768).
- 较高的体力活动水平显示出对CMM的显著保护作用 (非线性P=0.037).
- 身体活动部分调解了PM2.5,PM10,NO2,O3暴露和CMM风险 (5.71%19.88%) 之间的关系.
结论:
- 长期暴露于空气污染物是老年人中CMM的重要危险因素.
- 增加体力活动水平可对CMM提供实质性的保护.
- 空气污染物可能有助于CMM风险,部分是通过减少身体活动.
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