空气污染和天气对慢性阻塞性肺病 (COPD) 患者体力活动的短期影响
Alícia Josa-Culleré1, Xavier Basagaña1, Sarah Koch1
1ISGlobal, Barcelona, Spain; Universitat Pompeu Fabra (UPF), Barcelona, Spain; CIBER Epidemiología y Salud Pública (CIBERESP), Spain.
Environmental research
|January 18, 2024
概括
空气污染减少了COPD患者的体力活动数天. 天气会影响日常活动,温度升高会增加步数,降温,雨天降低步数.
科学领域:
- 环境健康 环境健康
- 肺部医学 肺部医学
- 身体活动研究 身体活动研究
背景情况:
- 慢性阻塞性肺病 (COPD) 患者的身体活动水平显著低.
- 环境因素对COPD患者身体活动的短期影响尚不清楚.
研究的目的:
- 研究空气污染和天气条件对COPD患者身体活动的直接影响.
- 量化日常环境暴露与各种体力活动指标之间的关联.
主要方法:
- 一项多中心小组研究,涉及西班牙加泰罗尼亚408名COPD患者.
- 身体活动 (步骤,中度至强度的身体活动 (MVPA),运动,静坐时间) 用Dynaport MoveMonitor在两次7天的时间内测量,隔一年.
- 每天评估空气污染物 (NO2,PM10,PM2.5ABS) 和天气变量 (温度,降雨),分析考虑了从0到5天的滞后时间.
主要成果:
- 在4天的延迟时间内增加的二氧化 (NO2),颗粒物 (PM10) 和黑碳 (PM2.5ABS) 含量与步骤减少,MVPA和移动强度减少以及久坐时间增加有关.
- 同一天较高的平均和最高温度 (零滞后) 与步骤增加和MVPA相关,静坐时间减少.
- 同一天降雨量增加 (零滞后) 与步骤减少和更久坐时间有关.
结论:
- 短期暴露于空气污染会对COPD患者在随后几天的身体活动水平产生负面影响.
- 天气条件,特别是温度和降雨,影响COPD患者在同一天的日常体育活动模式.
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