Results 101 to 110 of about 16,166,191 (388)

Short-term Heart Rate Turbulence Analysis Versus Variability and Baroreceptor Sensitivity in Patients With Dilated Cardiomyopathy [PDF]

open access: yes, 2004
New methods for the analysis of arrhythmias and their hemodynamic consequences have been applied in risk stratification, in particular to patients after myocardial infarction.
Bauernschmitt, Robert   +4 more
core   +1 more source

Improving PARP inhibitor efficacy in bladder cancer without genetic BRCAness by combination with PLX51107

open access: yesMolecular Oncology, EarlyView.
Clinical trials on PARP inhibitors in urothelial carcinoma (UC) showed limited efficacy and a lack of predictive biomarkers. We propose SLFN5, SLFN11, and OAS1 as UC‐specific response predictors. We suggest Talazoparib as the better PARP inhibitor for UC than Olaparib.
Jutta Schmitz   +15 more
wiley   +1 more source

Heart Rate Dynamics in Patients with Obstructive Sleep Apnea: Heart Rate Variability and Entropy

open access: yesEntropy, 2019
Background: Obstructive sleep apnea (OSA), a highly prevalent sleep disorder, is closely related to cardiovascular disease (CVD). Our previous work demonstrated that Shannon entropy of the degree distribution (EDD), obtained from the network domain of ...
Lulu Zhang   +4 more
doaj   +1 more source

Methods of Assessment and Clinical Relevance of QT Dynamics [PDF]

open access: yes, 2005
The dependence on heart rate of the QT interval has been investigated for many years and several mathematical formulae have been proposed to describe the QT interval/heart rate (or QT interval/RR interval) relationship. While the most popular is Bazett’s
Agata, Musialik-Lydka   +4 more
core  

Association between attention and heart rate fluctuations in pathological worriers [PDF]

open access: yes, 2016
Recent data suggests that several psychopathological conditions are associated with alterations in the variability of behavioral and physiological responses.
Amadori, Francesca   +6 more
core   +2 more sources

Next‐generation proteomics improves lung cancer risk prediction

open access: yesMolecular Oncology, EarlyView.
This is one of very few studies that used prediagnostic blood samples from participants of two large population‐based cohorts. We identified, evaluated, and validated an innovative protein marker model that outperformed an established risk prediction model and criteria employed by low‐dose computed tomography in lung cancer screening trials.
Megha Bhardwaj   +4 more
wiley   +1 more source

The Effect of Heart Rate on the Heart Rate Variability Response to Autonomic Interventions

open access: yesFrontiers in Physiology, 2013
Heart rate variability (HRV), the beat-to-beat variation in either heart rate (HR) or heart period (R-R interval), has become a popular clinical and investigational tool to quantify cardiac autonomic regulation. However, it is not widely appreciated that,
George E Billman
doaj   +1 more source

Mathematical tools for identifying the fetal response to physical exercise during pregnancy [PDF]

open access: yes, 2008
In the applied mathematics literature there exist a significant number of tools that can reveal the interaction between mother and fetus during rest and also during and after exercise.
Barakat Carballo, Ruben   +2 more
core   +2 more sources

Long-range dependencies in heart rate signals- revisited

open access: yes, 2005
The RR series extracted from human electrocardiogram signal (ECG) is considered as a fractal stochastic process. The manifestation of long-range dependencies is the presence of power laws in scale dependent process characteristics.
Aleksandra Dudkowska   +46 more
core   +1 more source

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