欧米风险评分与三个队列的COPD相关特征有关
medRxiv : the preprint server for health sciences
|June 12, 2025
概括
欧米风险评分 (ORS) 可以预测慢性阻塞性肺病 (COPD) 的特征. 这些得分来自血液奥米克,在不同人群中显示出预测价值,有助于理解COPD异质性.
科学领域:
- 肺部医学 肺部医学
- 基因组学就是基因组学.
- 生物标志物发现发现
背景情况:
- 慢性阻塞性肺病 (COPD) 的特点是疾病进展和结果的显著变化.
- 奥姆风险评分 (ORS) 整合了多奥姆数据 (转录组,蛋白质组,代谢组) 来量化与特征相关的生物复杂性.
研究的目的:
- 评估基于血液的欧米风险评分 (ORS) 对慢性阻塞性肺病 (COPD) 相关特征的预测能力.
- 为了评估 ORS 在吸烟丰富和一般人口队列中的表现.
主要方法:
- 开发并测试了单个和多原子风险评分,使用来自3339名COPDGene参与者的RNA测序,蛋白质和代谢数据.
- 在24个横截面和5个纵向COPD特征上训练有素的ORS,重点关注疾病严重程度,恶化,螺旋计和CT扫描指标.
- 在SPIROMICS (n=2,177) 和MESA (n=1,000) 队列中使用多变量模型进行外部验证的ORS.
主要成果:
- 在COPDGene队列中,高比例的单组ORS (69/72) 与横截面COPD特征显著相关.
- 与转录组的ORS相比,蛋白质组和代谢组的ORS与COPD特征的关联更强.
- 所有测试的横截面ORS在SPIROMICS队列中显示出显著的关联,在MESA队列中显示出大多数 (16/24).
结论:
- 基于血液的欧米风险评分有效预测当前和未来的COPD相关特征.
- ORS在各种人群中显示出预测效用,包括吸烟丰富和一般群体.
- 这些发现支持使用ORS来理解和潜在地管理COPD异质性.
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