Estimation of blood pressure variability during orthostatic test using instantaneous photoplethysmogram frequency and pulse arrival time

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• 关键词：Blood pressure variability ; Frequency-domain ; Hilbert&ndash ; Huang transform ; Heart rate variability ; Instantaneous frequency ; Orthostatic test ; Pulse arrival time ; Time-domain
• 刊名：Biomedical Signal Processing and Control
• 出版年：2017
• 出版时间：February 2017
• 年：2017
• 卷：32
• 期：Complete
• 页码：82-89
• 全文大小：2372 K
• 卷排序：32

文摘

Instantaneous photoplethysmogram signal frequencies extraction algorithm proposed. Variability of BP, PAT, and instantaneous frequencies are interrelated. PAT and IF of PPG can be used as surrogate parameters for BPV estimation.