HRV parameters
Heart rate variability and salivary cortisol in very preterm children during school age
... of HRV measurement and one morning of saliva sampling were conducted, which may reduce ...measurement HRV parameters were assessed in lying position in the evening before sleep ...These ...
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Effects of the Call with the Mobile Phone on Heart Rate Variability Parameters of healthy young people
... on HRV in young healthy ...of HRV were performed to assess the changes in sympathovagal balance in a group of 25 healthy students with normal electrocardiogram (ECG) at ...domain HRV ...
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Changes of Heart Rate Variability during Methylphenidate Treatment in Attention Deficit Hyperactivity Disorder Children: A 12 Week Prospective Study
... in HRV parame- ters are related with clinical response, apart from the well- characterized methylphenidate effects on cardiovascular pa- ...endpoint HRV parameters between children who responded to ...
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... of HRV parameters ...[10]. HRV is a sophisticated and non-invasive tool that can be used to assess autonomic regulation of ...domain parameters of HRV in ketamine induced schizophrenic ...
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Correlation Analysis between Obstructive Sleep Apnea Syndrome (OSAS) and Heart Rate Variability
... and HRV parameters in OSAS pa- tients, only SDNN was appeared negatively linked to ...The HRV parameters showed little notable difference between OSAS group and control group except SDNN and ...
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HRV analysis in local anesthesia using Continuous Wavelet Transform (CWT)
... Abstract—Spectral analysis of Heart Rate Variability (HRV) is used for the assessment of cardiovascular autonomic control. In this study Continuous Wavelet Transform (CWT) has been used to evaluate the effect of ...
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Sympathetic hyperactivity influences chemosensor function in patients with end-stage renal disease
... on HRV parameters. The following HRV parameters, which are considered to be standardized in the general population, were cal- culated for each patient to characterize cardiac sympa- ...
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Systolic blood pressure but not electrocardiogram QRS duration is associated with heart rate variability (HRV): a cross-sectional study in rural Australian non-diabetics
... all HRV parameters were associated with increases in ...example HRV frequency domain; HF, time domain; RMSDD and non-linear parameters; ApEN were negatively correlated with increasing ...
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Evaluation of autonomic nervous system by heart rate variability and differential count of leukocytes in athletes
... using HRV is analogous to the estim- ation of varying velocity of a moving vehicle from the coordination of the accelerator and ...words, HRV is akin to the changing speed of a vehicle, while the operation ...
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Traffic-related air pollution exposures and changes in heart rate variability in Mexico City: A panel study
... in HRV parameters (increased or reduced) that have the highest potential for increasing the likelihood of a subsequent car- diac arrhythmia remain to be ...reduced HRV is a risk factor for increased ...
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Effects Of A Boundary Between HF And LF Bands On Heart Rate Variability Parameters
... min) HRV analysis with a 5 min HRV analysis as standard length was carried out during resistance exercises in healthy elderly individuals ...ultrashort HRV features has not been confirmed due to a ...
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Effect Of The PPG Sampling Frequency Of An IIR Filter On Heart Rate Variability Parameters
... Obtaining HRV parameters in the time and frequency domains from fast Fourier transform (FFT) analysis and a nonlinear analysis depends on obtaining an accurate normal-to-normal (NN) interval between two ...
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Short-term stability of resting heart rate variability: influence of position and gender
... 1, HRV parameters were variable throughout the 40-minute resting ...The HRV measures reported to reflect vagal modulations of HR ...of HRV provide a key insight into the physiological and ...
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Clinical Features and Complete Genome Characterization of a Distinct Human Rhinovirus (HRV) Genetic Cluster, Probably Representing a Previously Undetected HRV Species, HRV C, Associated with Acute Respiratory Illness in Children
... All HRV serotypes except HRV87 bind to either intercellular adhesion molecule 1 (ICAM-1) (major re- ceptor, used by 90% of known HRV serotypes) or low-density lipoprotein receptor (LDL-R) (minor receptor) ...
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... However, those with hypertensive parents showed a significant increase in LF/HF ratio, average heart rate, systolic and diastolic blood pressure [Table/Fig-4]. LF/HF ratio is a widely used HRV index of ...
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Highlights from hidden signals: measurement, interpretation and clinical usage of heart rate variability
... It is known that an imbalanced autonomic nervous system in the form of increased sympathetic activity affects cardiac electrophysiology and leads to ventricular arrhythmias and sudden cardiac death. Neural remodeling in ...
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... shortterm HRV analysis, 5 minutes electrocardiogram (ECG) recording in sitting posture was recorded in lead II, using a simple analog ...term HRV, the recommendation of the task force on HRV was ...
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Ultra short term HRV features as surrogates of short term HRV : a case study on mental stress detection in real life
... many HRV features [4, ...short HRV fea- tures change consistently during mental stress and that they are able to reliably capture stress in laboratory and real-life scenarios [4, 5, 18 – ...term HRV ...
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Review on HRV based Prediction and Detection of Heart Disease
... Heart disease is the major cause of death today. Cholesterol, blood pressure and CVD cardiovascular disease. Pulse rate are the main reason for the heart disease. Measurement of heart rate variability (HRV) its ...
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Original Article Predictive role of heart rate turbulence in ischemic cardiomyopathy patients with frequent implantable cardioverter defibrillator (ICD) shock therapy
... The main limitations are number of patients enrolled in this study was not large enough and device programming in ICD patients before and after shock therapy were not mentioned. Holter parameters were investigated ...
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