Journal ArticleAdvances in skin & wound care · July 2024
ObjectiveTo compare movement associated with position changes among nursing home residents who remain in lying versus upright positions for more than 2 hours and among residents living with obesity, dementia, or neither condition.MethodsT ...
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Journal ArticleHealth Aff (Millwood) · October 2023
In August 2022 the Department of Health and Human Services (HHS) issued a notice of proposed rulemaking prohibiting covered entities, which include health care providers and health plans, from discriminating against individuals when using clinical algorith ...
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Journal ArticleAdvances in skin & wound care · December 2022
ObjectiveTo characterize transient and prolonged body position patterns in a large sample of nursing home (NH) residents and describe the variability in movement patterns based on time of occurrence.MethodsThis study is a descriptive, exp ...
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Journal ArticlePhysiological measurement · June 2021
Objective.There have been many efforts to develop tools predictive of health deterioration in hospitalized patients, but comprehensive evaluation of their predictive ability is often lacking to guide implementation in clinical practice. In this work ...
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Journal ArticleIEEE access : practical innovations, open solutions · January 2021
Photoplethysmography (PPG) is a noninvasive way to monitor various aspects of the circulatory system, and is becoming more and more widespread in biomedical processing. Recently, deep learning methods for analyzing PPG have also become prevalent, achieving ...
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Journal ArticleIEEE journal of biomedical and health informatics · March 2020
Early detection of Atrial Fibrillation (AFib) is crucial to prevent stroke recurrence. New tools for monitoring cardiac rhythm are important for risk stratification and stroke prevention. As many of new approaches to long-term AFib detection are now based ...
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Journal ArticleJournal of neural engineering · March 2020
ObjectiveNeurovascular coupling enables rapid adaptation of cerebral blood flow (CBF) to support neuronal activity. Modern techniques enable the simultaneous recording of neuronal activities and hemodynamic parameters. However, the causal relation ...
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Journal ArticleNPJ digital medicine · January 2020
Atrial fibrillation (AF) is a cardiac rhythm disorder associated with increased morbidity and mortality. It is the leading risk factor for cardioembolic stroke and its early detection is crucial in both primary and secondary stroke prevention. Continuous m ...
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Journal ArticlePhysiological measurement · December 2019
ObjectivePhotoplethysmography (PPG) monitoring has been implemented in many portable and wearable devices we use daily for health and fitness tracking. Its simplicity and cost-effectiveness has enabled a variety of biomedical applications, such as ...
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Journal ArticlePhysiological measurement · January 2019
ObjectiveCerebrovascular reactivity (CR) is a mechanism that maintains stable blood flow supply to the brain. Pressure reactivity index (PRx), the correlation coefficient between slow waves of invasive arterial blood pressure (ABP) and intracrania ...
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Journal ArticleJournal of electrocardiology · November 2018
BackgroundAccurate and timely detection of atrial fibrillation (AF) episodes is important in primarily and secondary prevention of ischemic stroke and heart-related problems. In this work, heart rate regularity of ECG inter-beat intervals was inve ...
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ConferenceComputing in Cardiology · September 1, 2018
A great deal of algorithms currently available to assess the quality of photoplethysmogram (PPG) signals is based on the similarity between pulses to derive signal quality indices. This approach has limitations when pulse morphology become variable due to ...
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ConferenceComputing in Cardiology · September 1, 2018
Prolonged time-matching continuous recordings of electrocardiogram and photoplethysmographic waveforms from fingertip pulse oximeter and wrist-worn devices obtained from stroke patients admitted to the intensive care unit were analyzed. Heart rate and puls ...
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Journal ArticleJournal of neuroscience methods · February 2016
Research in seizure prediction has come a long way since its debut almost 4 decades ago. Early studies suffered methodological caveats leading to overoptimistic results and lack of statistical significance. The publication of guidelines addressing mainly t ...
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Journal ArticlePloS one · January 2015
Although treatment for epilepsy is available and effective for nearly 70 percent of patients, many remain in need of new therapeutic approaches. Predicting the impending seizures in these patients could significantly enhance their quality of life if the pr ...
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Journal ArticleClinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology · September 2013
ObjectivesIn patients with intractable epilepsy, predicting seizures above chance and with clinically acceptable performance has yet to be demonstrated. In this study, an intracranial EEG-based seizure prediction method using measures of similarit ...
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Journal ArticleClinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology · October 2012
ObjectiveIdentification of consistent distinguishing features between preictal and interictal periods in the EEG is an essential step towards performing seizure prediction. We propose a novel method to separate preictal and interictal states based ...
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ConferenceAnnual International Conference of the IEEE Engineering in Medicine and Biology - Proceedings · December 1, 2000
Efficiency of cochlear stimulation is closely related to the signal processing of the input speech. A variety of techniques were proposed and used for cochlear prosthesis speech analysers. So different seems to be, these techniques are based on two major a ...
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