慢性肺炎恶化的频率和严重程度以及未来恶化的风险和死亡率:加拿大的观察性队列研究
My Linh Duong1, Christina Qian2, Manisha Talukdar3
1Medicine, Department of Medicine and Respirology, McMaster University and Hamilton Health Sciences, Hamilton, Ontario, Canada.
严重或多次恶化的病史显著增加了慢性阻塞性肺病 (COPD) 的老年人未来恶化的风险. 即使是一次中度恶化也表明结果较差,需要适当的管理.
科学领域:
- 肺部病理学 肺部病理学
- 流行病学 流行病学
- 医疗保健服务研究 医疗服务研究
背景情况:
- 慢性阻塞性肺病 (COPD) 是全球疾病和死亡的主要原因.
- 恶化是COPD的关键事件,推动疾病的进展和医疗保健的利用.
- 预测未来的恶化对于老年COPD患者的积极管理策略至关重要.
研究的目的:
- 确定加拿大老年COPD患者病史恶化和随后恶化的风险之间的关联.
- 根据基线恶化史量化未来中度和严重恶化的风险.
- 为了告知临床实践关于COPD恶化史的预后意义.
主要方法:
- 一个回顾性队列研究,使用来自加拿大安大略省的省级索赔数据 (2004-2020年).
- 包括65岁及以上的COPD患者,按基线恶化史分类 (没有,一个中度,一个严重,两个或更多).
- 对后续恶化 (任何和严重) 的调整后的风险估计为三年,控制共变量和竞争风险.
主要成果:
- 分析了超过591,000名老年COPD患者.
- 患有两个或两个以上基线恶化症的患者患后续恶化症的风险最高 (77.5%到3年).
- 即使在基线的一个中度恶化也与与没有恶化相比,未来恶化的风险明显更高.
结论:
- 一个严重的病史或两次或多次恶化强烈预测老年COPD患者未来恶化的风险更高.
- 未来恶化的风险和严重程度随着时间的推移而保持一致.
- 即使是单一的中度恶化也需要谨慎管理,因为它与较差的结果有关.
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