variability

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2017) Heart rate variability and psychometric responses to overload and tapering in collegiate sprint-swimmers.
Heart rate variability in major depressive disorder and after antidepressant treatment with agomelatine and paroxetine: Findings from the Taiwan Study of Depression and Anxiety (TAISDA).
Alterations in heart rate variability during everyday life are linked to insulin resistance.
Marked abnormalities in heart rate variability are associated with progressive deterioration of renal function in type I diabetic patients with overt nephropathy.
Heart rate variability parameters of myxomatous mitral valve disease in dogs with and without heart failure obtained using 24-hour Holter electrocardiography.
Elevated heart rate variability in physically active young and older adult women.
Heart rate variability and endogenous sex hormones during the menstrual cycle in young women.
There exists no study in which QT measurements, heart rate variability measurements and autonomic function tests have been evaluated in association based on the pathogenesis of ventricular arrhythmias in children with primary MVP.
The main hypothesis was confirmed--that patients with better vagal tone, higher high-frequency heart rate variability had significantly longer survival over the ensuing 7 years, compared with the patients who had poorer heart rate variability, poorer vagal tone," he said (Psychosom Med.
Short-term heart rate variability and factors modifying the risk of coronary artery disease in a population sample.
Heart Rate Variability (HRV) is considered as the most significant, accessible and non-invasive marker to evaluate equilibrium between sympathetic and parasympathetic divisions of autonomic nervous system2.
Abstract: Aim: To study autonomic dysfunction in Asian Indian T2DM patients by heart rate variability and it's relation with body fat content distribution and insulin resistance.
Heart rate variability (HRV) is defined as the chaotic oscillation in the duration of Qq the R-R interval between each heart beat that occurs as a result of autonomic nervous system (ANS) sympathetic and parasympathetic activities on the sinus node (Eagle 1996; Vinik 2012).
The researchers found significant residual effects, with neither heart rate variability or sympathetic nerve activity returning to the baseline 15 minutes after the TENS machine had been switched off.