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空气中的花粉与患有呼吸道过敏疾病的儿童的敏感性之间的相关性:一项横截面研究
Lina Xu1, Yinfang Dai1, Wenting Luo2
1Department of Respiratory Medicine, Children's Hospital of Soochow University, Suzhou, Jiangsu, People's Republic of China.
空气中的花粉显著导致儿童呼吸道过敏. 这项研究将特定的花粉类型和季节性高峰与儿童过敏性鼻炎和喘病例的增加联系起来.
科学领域:
- 环境科学 环境科学
- 过敏和免疫学 过敏和免疫学
- 儿科 儿科 儿科
背景情况:
- 花粉是全球主要的过敏原,需要更深入地了解其在儿童呼吸道过敏中的作用,以改善临床护理.
- 儿童呼吸道过敏性疾病是一个重大的公共卫生问题,通常与空气中的花粉等环境暴露有关.
研究的目的:
- 调查中国东南部各种空气传递花粉类型的流行情况.
- 探索特定的空气传递花粉与儿童呼吸道过敏疾病的临床表现之间的相关性.
- 识别导致儿童敏感化和疾病恶化的主要花粉过敏原.
主要方法:
- 在2020年11月至2021年10月期间,使用达勒姆监测样本收集了空气中的花粉.
- 在被诊断患有呼吸道过敏的儿童身上进行了皮肤刺伤测试 (SPT).
- 用标准化问卷来收集有关儿童过敏症状的数据.
主要成果:
- 确定了36多种花粉物种,春季 (三月至五月) 和秋季 (九月至十月) 观察到的度最高.
- 主要的春季花粉包括 *Broussonetia* (30.04%) 和 *Pinus* (26.38%);秋季花粉包括 *Humulus scandens* (47.55%) 和 Gramineae (35.93%).
- 在患者中观察到高敏感率 (92.7%),在每周空气中传递的花粉总数和每周因过敏性鼻炎和支气管喘入院之间发现了显著的相关性.
结论:
- 空气中的花粉每年呈现两次峰值,突出显示了过敏敏感和疾病的季节性风险.
- 特定的花粉,如 *Broussonetia*, *Pinus*, *Humulus scandens* 和 Gramineae,是该地区儿童呼吸道过敏的重要贡献者.
- 空气中的花粉水平与儿科呼吸道过敏疾病恶化增加直接相关,强调需要有针对性的花粉监测和管理策略.
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