使用Mat型非接触式传感器测量的生命体征与传统临床评估中的生命体征之间的一致性
Daiki Shimotori1, Eri Otaka1, Kenji Sato2
1Laboratory of Practical Technology in Community, Assistive Robot Center, National Center for Geriatrics and Gerontology, Obu 474-8511, Aichi, Japan.
Healthcare (Basel, Switzerland)
|June 26, 2024
概括
一种新型的式非接触式传感器准确地测量了心血管患者的呼吸和脉率. 这项技术为持续的生命体征监测提供了临床上可接受的替代方案,使患者负担最小.
科学领域:
- 生物医学工程 生物医学工程
- 心脏病学 心脏病学
- 医疗监测 医疗监测
背景情况:
- 生命体征对于患者的评估和早期发现恶化至关重要.
- 非接触式传感器技术旨在减少患者在生命体征测量过程中的负担.
- 心血管疾病患者需要对生理参数进行持续和准确的监测.
研究的目的:
- 为了评估测量呼吸和脉速率的型非接触式传感器的准确性.
- 将传感器的性能与住院心血管患者的传统方法进行比较.
- 为了确定使用这种非接触式传感器的临床可接受性和长期监测潜力.
主要方法:
- 采用式非接触式传感器测量了48名患有心血管疾病的住院患者的呼吸和脉率.
- 数据采集是在床上休息期间进行的.
- 使用布兰德-阿尔特曼分析来评估一致性,并确定非接触式传感器和传统监测设备 (血压设备,24小时霍尔特心电图) 之间的比例偏差.
主要成果:
- 对于呼吸速率,平均差异为1.9次呼吸/分钟,具有显著的比例偏差 (r = 0.63,p < 0.05).
- 对于脉率,平均差异为-2.0次/分钟 (vs.BP) 和0.01次/分钟 (vs.ECG),在两个比较中都有显著的比例偏差 (r = 0.49,p < 0.05;r = 0.52,p < 0.05).
- 尽管存在比例偏差,但结果被认为是临床上可接受的,因为它们没有导致异常值的错误分类.
结论:
- 式非接触式传感器显示出足够的准确性,可以被视为传统生命体征评估方法的替代品.
- 这项技术有望在临床环境中实现对生命体征的长期,不引人注目的监测,特别是在心血管疾病患者中.
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