2024
Postpartum Blood Pressure Variability and Heart Rate Variability in Preeclampsia
van Wingerden A, Katsidoniotaki M, Haghighi N, Almonte C, Martinez H, Valdes E, Castro P, Alian A, Booker W, Bello N, Marshall R, Kougioumtzoglou I, Petersen N, Miller E. Postpartum Blood Pressure Variability and Heart Rate Variability in Preeclampsia. Hypertension 2024, 81: 2510-2519. PMID: 39403810, PMCID: PMC11578794, DOI: 10.1161/hypertensionaha.124.23321.Peer-Reviewed Original ResearchBlood pressure variabilityChronic hypertensionHeart rate variabilitySuperimposed preeclampsiaBlood pressurePressure variabilityProspective cohort of womenTime-domain heart rate variabilityAssociated with autonomic dysregulationCohort of womenRatio of heart rate variabilityHigh blood pressure variabilityRate variabilityPreeclampsia groupLow-/high-frequency ratioPostpartum patientsPostpartum controlsPreeclampsiaRR interval differencesProspective cohortHigh-frequency heart rate variabilityAutonomic dysregulationPostpartum womenFinger plethysmographyWeeks postpartumRecommendations for evaluating photoplethysmography-based algorithms for blood pressure assessment
Elgendi M, Haugg F, Fletcher R, Allen J, Shin H, Alian A, Menon C. Recommendations for evaluating photoplethysmography-based algorithms for blood pressure assessment. Communications Medicine 2024, 4: 140. PMID: 38997447, PMCID: PMC11245506, DOI: 10.1038/s43856-024-00555-2.Peer-Reviewed Original Research
2022
10 PPG in clinical monitoring
Alian A, Shelley K. 10 PPG in clinical monitoring. 2022, 341-359. DOI: 10.1016/b978-0-12-823374-0.00006-2.Peer-Reviewed Original ResearchSympathetic nervous system activityPulsatile componentDigital signal processingNervous system activityPulse oximeter waveformPulse oximetry devicesBlood volume changesBlood pressureAutonomic functionCardiac outputLow-cost optical techniqueVascular complianceOxygen saturationSignal processingHeart rateBlood volumeClinical monitoringTherapeutic interventionsRespiratory rateMicrovascular bedPPG waveformAvailable medical devicesSystem activityPulse oximeterPhotoplethysmographic waveform