在COPD基因中疑似间歇性肺部疾病的发展,进展和死亡率
Jonathan A Rose1, Ann-Marcia C Tukpah1, Claire Cutting1
1Division of Pulmonary and Critical Care Medicine.
American journal of respiratory and critical care medicine
|August 12, 2024
概括
怀疑患有间歇性肺病 (ILD) 的人面临高死亡率和进展率. 纤维化和CT明显的进展是这个群体死亡率的关键预测因素.
科学领域:
- 肺部医学 肺部医学
- 放射学 放射学是一门学科.
- 流行病学 流行病学
背景情况:
- 间歇性肺部异常 (ILA) 可能表明怀疑间歇性肺部疾病 (ILD),这种情况与不良结果相关.
- 怀疑ILD的发展,进展和死亡率,特别是在ILA的背景下,尚未得到充分证实.
- 了解这些轨迹对于风险分层和患者管理至关重要.
研究的目的:
- 确定与怀疑间歇性肺病 (ILD) 相关的发病率,进展率和死亡率,这些都与间歇性肺异常 (ILA) 患者有关.
- 评估特定的ILD标准 (纤维化,FVC下降) 和进展标记 (CT变化,FVC下降) 对死亡率的影响.
- 评估COPDGene队伍中流行和发病的ILD和死亡率之间的关联.
主要方法:
- 利用了COPDGene研究的数据,包括ILA特征和FVC测量在基线和5年随访期间的参与者.
- 定义ILD为ILA与纤维化和/或FVC<80%的预测. 在基线和事件ILD和随访后的进展中评估了ILD的流行程度.
- 用视觉CT评估放射性进展和FVC衰退的相对变化,使用多变量Cox回归来分析死亡率关联.
主要成果:
- 在基线时,2.8%的参与者患有流行的ILD,死亡率为51%,而在ILD (HR 2.0) 没有ILD的ILA中,死亡率为33%.
- 仅基于纤维化标准的流行ILD显示了58%的死亡率.
- 在5年的随访中,39%的流行的ILD病例仅显示CT进展,与较高的死亡率相关 (HR 2.6与ILA). 事件ILD发生在5.5/1000人年中,并且与死亡率的恶化有关 (HR 2.4与ILA对比).
结论:
- 在COPDGene队列中,在怀疑ILD的个体中观察到高死亡率和疾病进展率.
- 放射性进展 (CT) 和纤维化存在是这一群体死亡率的重要预测因素.
- 这些发现强调了监测ILD进展和识别不良结果的风险因素的重要性.
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