追踪血压变化的新型指标 不连续无袖血压估计
1Health Devices Research Group, School of Electrical Engineering and Computer Science, Faculty of Engineering, University of Ottawa, Ottawa, K1N 6N5, Canada. she014@uottawa.ca.
Scientific reports
|November 10, 2024
概括
提出了新的指标来评估血压 (BP) 估计模型. 目前的方法无法评估短期BP跟踪,但拟议的框架为准确的监测提供了全面的解决方案.
科学领域:
- 生物医学工程 生物医学工程
- 心血管研究研究心血管研究
- 信号处理 信号处理
背景情况:
- 持续的血压 (BP) 监测对于高血压和心血管疾病管理至关重要.
- 现有的评估指标,主要是基于距离的,不充分评估模型追踪BP动态的能力.
- 当前协议的局限性阻碍了对BP估计模型的适当评估.
研究的目的:
- 为BP估计模型引入一个全面的评估框架.
- 为了评估距离和趋势相似度指标,以及复合度指标.
- 为评估连续BP监测系统提供更准确和可解释的方法.
主要方法:
- 开发一个新的评估框架,包括距离和趋势相似度指标.
- 应用常规和拟议的指标来比较参考BP与各种估计.
- 使用新框架评估最先进的 (SOTA) BP估计算法.
主要成果:
- 尽管绝对差异很小,但SOTA算法显示无法跟踪短期BP变化.
- 拟议的指标提供了规范化值 (-1至1),提高了可解释性.
- 新框架揭示了动态BP跟踪目前SOTA模型的局限性.
结论:
- 拟议的综合评估框架优于评估BP估计模型的传统指标.
- 目前的SOTA算法需要改进,以准确跟踪短期BP变化.
- 建议定期采用拟议的框架来评估持续的BP监测系统.
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