Short-term heart rate complexity is reduced in patients with type 1 diabetes mellitus

M Javorka, Z Trunkvalterova, I Tonhajzerova… - Clinical …, 2008 - Elsevier
OBJECTIVE: The aim of this study was to test whether new heart rate variability (HRV)
complexity measures provide diagnostic information regarding early subclinical autonomic …

The effect of orthostatic stress on multiscale entropy of heart rate and blood pressure

Z Turianikova, K Javorka, M Baumert… - Physiological …, 2011 - iopscience.iop.org
Cardiovascular control acts over multiple time scales, which introduces a significant amount
of complexity to heart rate and blood pressure time series. Multiscale entropy (MSE) …

Cardiac autonomic regulation is impaired in girls with major depression

…, K Javorka, Z Turianikova, I Farsky, M Javorka - Progress in Neuro …, 2010 - Elsevier
We aimed to study short-term heart rate variability (HRV) as an index of cardiac autonomic
control in never-treated major depressive disorder (MDD) adolescent patients using linear …

Recurrences in heart rate dynamics are changed in patients with diabetes mellitus

M Javorka, Z Trunkvalterova… - Clinical physiology …, 2008 - Wiley Online Library
Detection of subclinical autonomic dysfunction in patients with diabetes mellitus (DM) is of
vital importance for risk stratification and subsequent management. Heart rate variability (HRV…

[PDF][PDF] Changes in the cardiac autonomic regulation in children with attention deficit hyperactivity disorder (ADHD)

…, I Ondrejka, P Adamik, R Hruby, M Javorka… - Indian Journal of …, 2009 - Citeseer
Background & objectives: ADHD is one of the most common mental disorders among children.
We hypothesized that ADHD is associated with the impairment of the cardiac autonomic …

On‐and off‐responses of heart rate to exercise–relations to heart rate variability

M Javorka, I Žila, T Balhárek… - Clinical physiology and …, 2003 - Wiley Online Library
During physical exercise, heart rate (HR) increases by parasympathetic withdrawal and
increase of sympathetic activity to the heart. HR variability (HRV) in time and frequency domains …

Basic cardiovascular variability signals: mutual directed interactions explored in the information domain

M Javorka, J Krohova, B Czippelova… - Physiological …, 2017 - iopscience.iop.org
The study of short-term cardiovascular interactions is classically performed through the
bivariate analysis of the interactions between the beat-to-beat variability of heart period (RR …

[HTML][HTML] Heart rate variability in healthy term newborns is related to delivery mode: a prospective observational study

…, M Zibolen, A Calkovska, K Javorka - BMC pregnancy and …, 2018 - Springer
Background Early postnatal period is characterized by dramatic adaptation changes of
cardiovascular and respiratory systems in newborns. There is still insufficient data regarding …

Baroreflex sensitivity is reduced in obese normotensive children and adolescents

…, K Javorka, M Baumert, M Javorka - Canadian Journal of …, 2009 - cdnsciencepub.com
Obesity is associated with autonomic nervous system dysfunction. The aim of the study was
to evaluate baroreflex sensitivity, an indicator of autonomic nervous function, in 20 obese …

Parasympathetic versus sympathetic control of the cardiovascular system in young patients with type 1 diabetes mellitus

M Javorka, J Javorkova, I Tonhajzerova… - Clinical physiology …, 2005 - Wiley Online Library
Autonomic neuropathy and cardiovascular dysregulation are common complications of the
diabetes mellitus (DM). The aim of the study was to test the hypothesis that cardiovascular …