Results 31 to 40 of about 6,764,654 (283)

Entropy Measures in the Assessment of Heart Rate Variability in Patients with Cardiodepressive Vasovagal Syncope

open access: yesEntropy, 2015
Sample entropy (SampEn) was reported to be useful in the assessment of the complexity of heart rate dynamics. Permutation entropy (PermEn) is a new measure based on the concept of order and was previously shown to be accurate for short, non-stationary ...
Beata Graff   +7 more
doaj   +1 more source

Cerebral blood flow remains reduced after tilt testing in myalgic encephalomyelitis/chronic fatigue syndrome patients

open access: yesClinical Neurophysiology Practice, 2021
Objective: Orthostatic symptoms in myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS) may be caused by an abnormal reduction in cerebral blood flow.
C. (Linda) M.C. van Campen   +2 more
doaj   +1 more source

Dynamics of tilt-based browsing on mobile devices [PDF]

open access: yes, 2007
A tilt-controlled photo browsing method for small mobile devices is presented. The implementation uses continuous inputs from an accelerometer, and a multimodal (visual, audio and vibrotactile) display coupled with the states of this model.
Choi, C.   +17 more
core   +2 more sources

Progressively invalidating orthostatic hypotension: A common symptom for a challenging diagnosis

open access: yesJournal of Research in Medical Sciences, 2016
We discuss here an uncommon condition of neurogenic hypotension in the context of immunoglobulin light chain (amyloid light-chain) amyloidosis. The most serious feature was autonomic nervous system impairment, mainly characterized by severe refractory ...
Serena Pelusi   +6 more
doaj   +1 more source

Head-up tilt test with clomipramine challenge in vasovagal syndrome—a new tilt testing protocol [PDF]

open access: yesEuropean Heart Journal, 2003
The aim of the study was to randomly compare clomipramine, used as a challenge-agent during head-up tilt test, with isoproterenol, used in the conventional test, in patients with vasovagal syndrome.The serotonergic re-uptake inhibitor clomipramine was infused (5mg in 5min) at the start of head-up tilt test (Clom-HUT) in 126 patients (mean age 41+/-16 ...
Theodorakis, GN   +5 more
openaire   +3 more sources

Integrated Tilt and Active Lateral Secondary Suspension Control [PDF]

open access: yes, 2009
This paper describes a theoretical study on the integration of tilt and active lateral secondary suspension control issues relate to the system performance requirements, controller assessment approaches, modelling process and dynamics interaction ...
Ronghui Zhou (1657501)   +5 more
core   +3 more sources

Underlying hemodynamic differences are associated with responses to tilt testing

open access: yesScientific Reports, 2021
Aim of this study was to explore whether differences in resting hemodynamic parameters may be associated with tilt test results in unexplained syncope. We analyzed age, gender, systolic (SBP), diastolic blood pressure (DBP) and heart rate (HR) by merging
Artur Fedorowski   +13 more
doaj   +1 more source

Test Submission

open access: yes, 2023
This is a sample submission generated by Vireo to test the repository deposit ...
Submitter, Test
core   +3 more sources

Comparison of short head-up tilt test with conventional protocol after omission of nonmedicated phase in children and young adults

open access: yesAdvanced Biomedical Research, 2016
Background: Syncope is an important and common clinical condition, and the neurally mediated syncope is the most frequent type of syncope. Tilt testing is considered as a first-line diagnostic test.
Bahar Dehghan, Mohammad Reza Sabri
doaj   +1 more source

Test–re-test reliability and inter-rater reliability of a digital pelvic inclinometer in young, healthy males and females [PDF]

open access: yesPeerJ, 2016
Objective. The purpose of this study was to investigate the reliability of a digital pelvic inclinometer (DPI) for measuring sagittal plane pelvic tilt in 18 young, healthy males and females. Method.
Chris Beardsley   +2 more
doaj   +2 more sources

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