Results 61 to 70 of about 198,177 (236)

Adult dynamic heart evaluated by the proportions of entropy

open access: yesUniversidad y Salud, 2017
Introduction: A new mathematical methodology of clinical application has been developed from the theory of dynamic systems, together with the theory of probability and the concept of entropy.
Javier Rodríguez Velásquez   +2 more
doaj   +1 more source

Detection of focal impaired awareness seizures using a biometric shirt

open access: yesEpilepsia Open, EarlyView.
Abstract Objective In recent years, seizure detection using wearable technology has gained significant attention in research. Most studies, however, have focused on detecting generalized or focal to bilateral tonic–clonic seizures. This study evaluates the feasibility of using a biometric shirt to detect focal impaired awareness seizures (FIAS) by ...
Jérôme St‐Jean   +6 more
wiley   +1 more source

Soft, comfortable polymer dry electrodes for high quality ECG and EEG recording [PDF]

open access: yes, 2014
Conventional gel electrodes are widely used for biopotential measurements, despite important drawbacks such as skin irritation, long set-up time and uncomfortable removal.
Boon, Paul   +9 more
core   +4 more sources

Cardiac disease in systemic sclerosis: Integrating pathobiology with clinical management

open access: yesRheumatology &Autoimmunity, EarlyView.
Abstract Systemic sclerosis (SSc) is a complex autoimmune disorder in which cardiovascular involvement remains a major determinant of morbidity and mortality. Cardiac injury in SSc results from the interplay of microvascular dysfunction, immune‐mediated inflammation, and progressive interstitial and replacement fibrosis, leading to myocardial disease ...
Henry Sutanto, Betty Rachma, Yuliasih
wiley   +1 more source

Agreement of the performance of equine electrocardiogram recording devices for ECG complexity analysis

open access: yesEquine Veterinary Journal, EarlyView.
Abstract Background Non‐linear equine electrocardiography (ECG) analysis is an actively developing study area which has the potential to lead to novel, artificial intelligence‐based diagnostic tools in equine cardiology. As more ECG recording devices are becoming available, there is a need to ensure results are interchangeable regardless of the ...
Vadim Alexeenko   +6 more
wiley   +1 more source

Assessing physiological response mechanisms and the role of psychosocial job resources in the physical activity health paradox : study protocol for the Flemish Employees' Physical Activity (FEPA) study [PDF]

open access: yes, 2019
Background: In the current labour system many workers are still exposed to heavy physical demands during their job. In contrast to leisure time physical activity (LTPA), occupational physical activity (OPA) is associated with an increased risk of ...
Clays, Els   +6 more
core   +1 more source

Comparison of two systems for long-term heart rate variability monitoring in free-living conditions - a pilot study

open access: yesBioMedical Engineering OnLine, 2011
Objective A number of small portable systems that can measure HRV are available to address questions related to autonomic regulation in free-living subjects.
Mortensen Ole S   +6 more
doaj   +1 more source

Feasibility and usability of three consecutive nights with self‐applied, home polysomnography

open access: yesJournal of Sleep Research, Volume 34, Issue 2, April 2025.
Summary In‐laboratory polysomnography, the gold‐standard for diagnosing sleep disorders, is resource‐demanding and not conducive to multiple night evaluations. Ambulatory polysomnography, especially when self‐applied, could be a viable alternative. This study aimed to assess the feasibility and reliability of self‐applied polysomnography over three ...
Dimitri Ferretti   +7 more
wiley   +1 more source

Multi-centre randomised controlled trial of a smart phone-based event recorder alongside standard care versus standard care for patients presenting to the Emergency Department with palpitations and pre-syncope - the IPED (Investigation of Palpitations in the ED) study: study protocol for a randomised controlled trial

open access: yesTrials, 2018
Background Palpitations and pre-syncope are together responsible for 300,000 annual Emergency Department (ED) attendances in the United Kingdom (UK). Diagnosis of the underlying rhythm is difficult as many patients are fully recovered on ED arrival; and ...
Matthew J. Reed   +7 more
doaj   +1 more source

The relationship between frontal QRS-T angle and premature ventricular contraction burden in ambulatory 24-hour Holter

open access: yesActa Medica Alanya, 2022
Aim: Frequent premature ventricular contractions (PVCs) can cause impaired ventricular function or dilatation of ventricular cavities. The frontal plane QRS-T [f(QRS-T)] angle is an indicator of instability in the electrophysiological properties of the ...
Göksel Çağırcı, Görkem Kuş
doaj   +1 more source

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