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空气中的花粉与儿童喘之间的相关性:系统性审查和元分析
Xiaoya Wang1, Bo Liu1, Yujie Yang1
1Yan'an Medical School of Yan'an University, Yan'an, Shaanxi, China.
空气中的花粉显著增加了儿童喘风险,树花粉比草或杂草花粉构成更大的威胁. 当考虑空气污染物和气候因素时,这种关联更为强烈.
科学领域:
- 环境健康 环境健康
- 儿科肺病学 儿科肺病学
- 过敏和免疫学 过敏和免疫学
背景情况:
- 儿童喘是一个广泛的全球健康问题.
- 空气中的花粉是已知的触发因素,但它对儿科喘的具体影响需要进一步澄清.
- 气候变化可能会通过改变花粉季节和地理分布加剧喘模式.
研究的目的:
- 对空气中花粉暴露与儿童喘之间的关联进行全面的审查和元分析.
- 为了澄清不同类型的花粉 (树,草,杂草) 对儿科喘的影响.
- 调查空气污染物和气候因素对这种关联的影响.
主要方法:
- 在多个数据库 (CNKI,Wanfang,VIP,CBM,Web of Science,PubMed,Cochrane,Embase) 进行了系统的文献搜索,截至2025年3月1日.
- 数据管理和选使用EndNote X8和Excel 2021进行.
- 使用Stata 15进行了统计分析,包括元分析和子组分析.
主要成果:
- 包括9篇文章,其中包括87,270名儿童. 空气中的花粉暴露与儿童喘风险增加有显著关联 (OR=1.23).
- 与草和杂草花粉 (OR=1.06) 相比,树木花粉暴露显示出更强的关联 (OR=1.56).
- 当考虑空气污染物和气候因素时,这种关联更为明显 (OR=1.35). 没有发现与年龄相关的显著差异.
结论:
- 空气中的花粉是儿童喘的重要危险因素.
- 暴露于树木花粉似乎比草或杂草花粉更有害.
- 花粉和儿童喘之间的联系是由空气污染物和特定气象条件的存在加强的.
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