Results 51 to 60 of about 3,285,600 (341)

Heart rate variability as predictive factor for sudden cardiac death

open access: yesAging, 2018
Sudden cardiac death (SCD) represents about 25% of deaths in clinical cardiology. The identification of risk factors for SCD is the philosopher's stone of cardiology and the identification of non-invasive markers of risk of SCD remains one of the most ...
F. Sessa   +14 more
semanticscholar   +1 more source

Racing‐associated fatalities in Norwegian and Swedish harness racehorses: Incidence rates, risk factors, and principal postmortem findings

open access: yesJournal of Veterinary Internal Medicine, 2022
Background There are no reports on the number of fatalities or causes of death in the Norwegian and Swedish harness racehorses. Objectives The incidence rates (IRs), risk factors, and postmortem findings in horses that died or were euthanized associated ...
Ingunn Risnes Hellings   +5 more
doaj   +1 more source

A Prospective Study of Sudden Cardiac Death among Children and Young Adults.

open access: yesNew England Journal of Medicine, 2016
BACKGROUND Sudden cardiac death among children and young adults is a devastating event. We performed a prospective, population-based, clinical and genetic study of sudden cardiac death among children and young adults. METHODS We prospectively collected
R. Bagnall   +27 more
semanticscholar   +1 more source

Brugada Syndrome and GPD1L: Definite Genotype-Phenotype Association?

open access: yesCardiogenetics
The GPD1L gene encodes a small cytoplasmic protein that is involved in the regulation of sodium currents. Alterations in this gene have been associated with Brugada syndrome.
Andrea Greco   +10 more
doaj   +1 more source

Non-classical correlation of cascaded photon pairs emitted from quantum dot

open access: yes, 2011
We studied the quantum correlation between the photon pairs generated by biexciton cascade decays of self-assembled quantum dots, and determined the temperature behavior associated with so-called sudden change of the quantum correlation. The relationship
Ge, Rong-Chun   +4 more
core   +1 more source

Sudden Cardiac Death and Arrhythmias.

open access: yesArrhythmia & Electrophysiology Review, 2018
Sudden cardiac death (SCD) and arrhythmia represent a major worldwide public health problem, accounting for 15-20 % of all deaths. Early resuscitation and defibrillation remains the key to survival, yet its implementation and the access to public ...
N. Srinivasan, R. Schilling
semanticscholar   +1 more source

Prospective Countywide Surveillance and Autopsy Characterization of Sudden Cardiac Death: POST SCD Study

open access: yesCirculation, 2018
Background: Studies of out-of-hospital cardiac arrest and sudden cardiac death (SCD) use emergency medical services records, death certificates, or definitions that infer cause of death; thus, the true incidence of SCD is unknown.
Z. Tseng   +11 more
semanticscholar   +1 more source

Enhancement of sudden death of entanglement for driven qubits [PDF]

open access: yesJ. Low Temp. Phys. 153, 294 (2008), 2008
We study the recently discovered phenomena of sudden death of entanglement for a system of two qubits, each of them independently longitudinally damped by a reservoir and subjected to a continuous driving. We show that driving produces, in the interaction picture, an effective bath that has elements amounting to various extra sources of noise ...
arxiv   +1 more source

Robustness of quantum discord to sudden death [PDF]

open access: yes, 2009
We calculate the dissipative dynamics of two-qubit quantum discord under Markovian environments. We analyze various dissipative channels such as dephasing, depolarizing, and generalized amplitude damping, assuming independent perturbation, in which each ...
Fanchini, F. F.   +3 more
core   +2 more sources

Controlling entanglement sudden death and birth in cavity QED [PDF]

open access: yes, 2009
We present a scheme to control the entanglement sudden birth and death in cavity quantum electrodynamics system, which consists of two noninteracting atoms each locally interacting with its own vacuum field, by applying and adjusting classical driving fields.
arxiv   +1 more source

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