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在充血性心力衰竭和心律失常患者的心跳动态的规范化纠正分析
Sudhamayee K1, Nayan Telrandhe2, Manimaran P2
1CASEST, School of Physics, University of Hyderabad, Telangana, India.
Journal of medical engineering & technology
|January 21, 2026
概括
正常化纠正的农 (NCSE) 有效地区分正常心律与充血性心力衰竭 (CHF) 和心房动 (AFib). 这种方法提供了对心脏病的强大的联合检测,优于传统的香农.
科学领域:
- 心血管生理学心血管生理学
- 生物医学信号处理
- 复杂性科学是一门复杂性科学.
背景情况:
- 量化生理系统中的动态复杂性有助于自主健康评估.
- 充血性心力衰竭 (CHF) 和心房 (AFib) 是可能同时发生的严重心脏病.
- 现有的方法往往侧重于个体状况检测.
研究的目的:
- 为了集体分析正常,CHF和AFib受试者的心脏节律的象征性动态.
- 使用规范化校正的香农透率 (NCSE) 进行CHF和AFib条件的联合区分.
- 为了将NCSE与香农 (SE) 的性能进行比较,用于对心脏状态进行分类.
主要方法:
- 来自15名受试者的RR时间序列数据的符号动态分析 (正常,CHF,AFib).
- 在不同的值和单词长度上计算绝对和平均NCSE值.
- 使用替代数据分析,单向ANOVA和双对t测试进行统计验证.
主要成果:
- NCSE显示,正常心血管系统与患病心血管系统之间存在显著差异.
- AFib表现出最高的,其次是正常和CHF系统.
- 与SE相比,NCSE在分离三个条件和联合检测方面表现优异.
结论:
- NCSE是一种强大的方法,用于区分和联合检测正常心脏病,心脏不全和心脏衰竭.
- 该方法具有噪声强度,不需要分类算法或噪声取消.
- NCSE为自主心血管健康评估提供了一个有前途的工具.
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