与HFA-PEFF得分的组件相比,左心室储菌株的相对重要性:一个横截面研究
Minkwan Kim1, SungA Bae1, Jin Hye Park1
1Division of Cardiology, Department of Internal Medicine, Yongin Severance Hospital, Yonsei University College of Medicine, Yongin-si, Republic of Korea.
Frontiers in cardiovascular medicine
|October 30, 2023
概括
左心房储压力 (LASr) 是使用HFA-PEFF得分评估心力衰竭与保留喷射率 (HFpEF) 的关键因素. 这项研究强调了LASr作为评估HFpEF患者的宝贵工具.
科学领域:
- 心脏病学 心脏病学
- 心声回声扫描 (Echocardiography) 是一种心声回声扫描.
- 心脏衰竭研究研究
背景情况:
- 使用心力衰竭协会预测测试评估,心声图和自然尿素,功能测试,最终病因 (HFA-PEFF) 评分的心力衰竭与保存喷射分数 (HFpEF) 中的左心室储菌株 (LASr) 的诊断价值尚未完全理解.
- 高高压pEF诊断依赖于多方面的方法,但LASr的具体贡献需要澄清.
研究的目的:
- 为了确定LASr相对于HFpEF诊断的HFA-PEFF评分系统中的其他变量相比的相对重要性.
- 评估LASr在出现心力衰竭症状的患者中的独立预测值.
主要方法:
- 对2,712名患有心力衰竭症状,保留射出分数 (> 50%) 和鼻节律的患者进行了回顾性分析.
- 应用多变量逻辑回归,随机森林分析和机器学习算法来评估LASr对HFA-PEFF得分的贡献.
主要成果:
- LASr与HFA-PEFF得分 (r = -0.50,p < 0.001) 呈现出适度的反相关性.
- 损坏的LASr (<25.2%) 是高HFA-PEFF得分的独立预测因子,比左心室全球纵向应变和其他心声学参数具有更大的预测能力.
- 在估计高HFA-PEFF得分时,LASr比TR-Vmax,隔膜E/e和相对壁厚更有意义.
结论:
- 左心室储压力 (LASr) 是HFpEF评估的HFA-PEFF得分的一个重要组成部分.
- LASr作为一种有价值的心声回声仪工具,可以提高HFpEF的诊断准确性.
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