在中国的超重流行空间分析:探索与空气污染的关联
Peihan Wang1, Kexin Li2, Chengdong Xu3,4
1Key Laboratory of Regional Sustainable Development Modeling, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, Beijing, 100101, P.R. China.
BMC public health
|August 23, 2023
概括
空气污染显著影响中国的超重流行,在南方和中年人群中观察到更大的影响. 像二氧化硫和二氧化这样的特定污染物起着关键作用,相互作用进一步影响了超重风险.
科学领域:
- 环境健康 环境健康
- 流行病学 流行病学
- 空间分析 空间分析
背景情况:
- 超重是慢性疾病的主要危险因素,特别影响中年和老年人群.
- 以前的研究表明,超重和空气污染之间存在联系,但空间变化仍未得到充分探索.
- 空间异质性可能会混超重和空气污染之间的关系.
研究的目的:
- 分析中年和老年人中中国超重患病率的空间模式.
- 调查各种空气污染物对不同地区 (北方与南方) 和不同年龄组超重 prevalence 的影响.
- 量化单个污染物的解释力及其对超重患病率的相互作用.
主要方法:
- 采用了2015年中国健康与退休长期调查 (CHARLS) 对16171人的数据.
- 采集了区域空气污染数据,并使用莫兰的I和Getis-Ord Gi*统计数据分析了空间模式.
- 采用地质探测器的q统计数据来评估空气污染物 (SO2,NO2,PM2.5,PM10,O3) 的影响及其对超重 prevalence 的相互作用.
主要成果:
- 超重的发病率在中国北部 (54.86%) 与中国南部 (38.75%) 相比较高.
- 二氧化硫 (SO2) 对中年人有显著影响,而二氧化 (NO2) 对南方老年人至关重要.
- 污染物之间的相互作用,如北方的NO2和SO2和南方的SO2和PM10,显著解释了超重的流行,因地区和年龄而异.
结论:
- 空气污染对超重的影响存在显著的空间异质性.
- 与老年人相比,空气污染对中国南部和中年人群的超重患病率构成更大的威胁.
- 污染物的特定影响和复杂的相互作用凸显了有针对性的环境健康干预措施的必要性.
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