喘和COVID-19:揭示基于不同内型的结果差异和治疗影响
Benjamin Sines1, Cameron B Morrison2, Jenna M Donaldson2
1Department of Medicine.
Annals of the American Thoracic Society
|November 5, 2024
概括
喘中的2型 (T2) 炎症可能会防止COVID-19,但结果因内型而异. 酸性喘会增加风险,而亚托皮性喘可能会降低风险. T2生物药物没有影响,但全身皮质类固醇恶化了结果.
科学领域:
- 免疫学 免疫学 免疫学
- 肺部病理学 肺部病理学
- 传染性疾病 传染性疾病
背景情况:
- 流行病学和体外研究表明,喘中2型 (T2) 炎症对严重急性呼吸系统综合征冠状病毒2 (SARS-CoV-2) 感染的保护作用.
- 了解SARS-CoV-2感染后不同喘内型的临床结果对于患者管理至关重要.
研究的目的:
- 为了研究不同喘内型患者SARS-CoV-2感染的临床结果.
- 评估T2导向生物疗法对喘患者COVID-19结果的影响.
主要方法:
- 利用国家COVID队列协作数据集群来识别和分层喘患者的内型 (非T2,T2:亚托皮性,性,T2-高).
- 根据喘内型和T2导向的生物暴露,评估住院,侵入性机械通风和90天死亡的风险.
- 在生物治疗分析中,雇员倾向性得分与对照对混因素的匹配.
主要成果:
- 在402,376名喘患者中,264,234人 (66%) 患有T2喘. 与非T2喘相比,亚托皮性喘和高T2喘内型显示出住院和90天死亡率的几率下降.
- 乙酸性喘与住院,输管和90天死亡率的增加有关.
- 针对T2的生物治疗没有显著改变COVID-19的结果. 较高的氨酸细胞数量和最近的全身性皮质类固醇使用与不良结果相关.
结论:
- 喘患者的COVID-19结局受到内型的显著影响;亚托皮性喘具有较低的风险,而eosinophilic喘具有更高的风险.
- 针对T2的生物治疗没有改变这些内型特异性结果.
- 最近的全身性皮质类固醇使用是所有患有喘患者在SARS-CoV-2感染后不良结果的危险因素.
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