1-50 of 56
Keywords: heart rate variability
Close
Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Articles
Clin Sci (Lond) (2016) 130 (8): 613–623.
Published: 08 March 2016
... the protective effects of oestrogen replacement therapy. autonomic developmental origins echocardiography heart rate variability • Sexual dimorphism has been observed in the developmental origins of cardiovascular disease, with young adult women relatively protected from perinatal GR-induced...
Articles
Clin Sci (Lond) (2015) 129 (10): 885–893.
Published: 01 September 2015
...) demonstrate a lower heart rate (HR) at rest and during simulated orthostatic stress in association with augmented vagal HR modulation. autonomic nervous system energy deficiency exercise heart rate variability oestrogen Functional hypothalamic amenorrhoea (FHA) is a reversible cause of pre...
Articles
Articles
Clin Sci (Lond) (2012) 122 (7): 323–328.
Published: 07 December 2011
... reactions and excessive sympathetic responses, all of which are inhibited by vagal nerve activity. Efferent vagal activity that can be non-invasively measured by HRV (heart rate variability), derived from an ECG, is inversely related to all three basic mechanisms, to various risk factors (e.g. diabetes...
Articles
Articles
Clin Sci (Lond) (2010) 119 (8): 313–322.
Published: 06 July 2010
... is a marker of atherosclerotic risk, so we also assessed relationships between ATBF and a marker of atherosclerosis, common carotid artery IMT (intima-media thickness). As ATBF is responsive to sympatho-adrenal stimuli, we also investigated relationships with HRV (heart rate variability). A total of 79...
Articles
Articles
Articles
Articles
Articles
Clin Sci (Lond) (2007) 112 (8): 449–456.
Published: 13 March 2007
...Robert P. Nolan; Graham J. Reid; Peter H. Seidelin; Herbert K. Lau Systemic inflammation is associated with sympathetic cardiac activation and decreased HRV (heart rate variability) in subjects at high risk of CAD (coronary artery disease). In the present study, we examined the influence...
Articles
Clin Sci (Lond) (2005) 108 (3): 215–216.
Published: 18 February 2005
...Philippe van de BORNE In this issue of Clinical Science , Trang and co-workers report the results of short-term blood pressure and heart rate variability measurements in patients with congenital central hypoventilation syndrome (CCHS). The results reveal that these young patients disclose signs...
Articles
Articles
Clin Sci (Lond) (2005) 108 (2): 93–99.
Published: 21 January 2005
...Daniela MANZELLA; Giuseppe PAOLISSO CAN (cardiac autonomic neuropathy) is a common complication of diabetes. Meta-analyses of published data demonstrate that reduced cardiovascular autonomic function, as measured by heart rate variability, is strongly associated with an increased risk of silent...
Articles
Articles
Articles
Articles
Clin Sci (Lond) (2004) 106 (1): 61–66.
Published: 01 January 2004
...M. A. KOWALEWSKI; M. URBAN Autonomic nervous tests and heart rate variability (HRV) have been used to assess cardiac autonomic function and to evaluate long-term prognosis. The aim of this study was to evaluate the short- and long-term reproducibility of HRV parameters and autonomic nervous tests...
Articles
Articles
Articles
Clin Sci (Lond) (2002) 102 (4): 397–402.
Published: 05 March 2002
... patients [NYHA class II-III; mean age 52 years (range 38-67 years)] and 12 age/sex-matched healthy control subjects [mean age 50 years (range 36-62 years)] were studied. Heart rate variability and baroreflex sensitivity were measured during inhibition of endogenous NO production with N G -monomethyl- l...
Articles
Clin Sci (Lond) (2001) 101 (6): 601–607.
Published: 26 October 2001
... ventriculography, frequency domain analysis of heart rate variability (HRV), and plasma noradrenaline and natriuretic peptide measurements were performed in 27 adult lymphoma patients at baseline and after cumulative doxorubicin doses of 200, 400 and 500mg/m 2 . The left ventricular ejection fraction (LVEF...
Articles
Clin Sci (Lond) (2001) 101 (6): 559–566.
Published: 24 October 2001
... compared the effects of candesartan and placebo on baroreflex sensitivity and on heart rate variability at rest, during stress and during 24h monitoring. Acute effects were assessed 4h after oral candesartan (8mg) and chronic effects after 4 weeks of treatment (dose titrated to 16mg daily). The study group...
Articles
Clin Sci (Lond) (2001) 100 (3): 303–309.
Published: 31 January 2001
.... During the course of our investigation of sympathetic nervous system responses to lower body negative press- ure (LBNP) in healthy, middle-aged men, symptoms or Key words : baroreceptor reflex, central venous pressure, heart rate variability, microneurography, sympathetic nervous system. Abbreviations...
Articles
Articles
Clin Sci (Lond) (2000) 99 (2): 113–124.
Published: 10 July 2000
... which secondarily generates fluctuations in blood pressure, but suggest that, under the condition of fixed-frequency breathing at 0.25 Hz, baroreflex mechanisms contribute to respiratory fluctuations in RR interval. autonomic nervous system baroreceptors blood pressure heart rate variability...
Articles
Clin Sci (Lond) (2000) 98 (2): 129–136.
Published: 04 January 2000
... by continuous recording of heart rate variability by the Holter technique and by venous occlusion plethysmography respectively. At baseline, healthy subjects had the highest values for total spectral power and the low-frequency (LF) component, and the lowest value for the high-frequency (HF) component...
Articles
Articles
Articles
Articles
Articles
Articles
Clin Sci (Lond) (1998) 96 (1): 49–57.
Published: 01 January 1999
... the sympathetic (low-frequency) and vagal (high-frequency) components of heart rate variability, in supine and upright positions, in 10 patients with systemic sclerosis, 12 patients with primary Raynaud's phenomenon and 14 controls. We also analysed lung function in order to evaluate a possible link between heart...
Articles
Clin Sci (Lond) (1998) 95 (5): 565–573.
Published: 01 November 1998
... lost by at least 1 year's sea-level residence. Correspondence : Dr Luciano Bernardi. 19 2 1998 1 6 1998 18 6 1998 The Biochemical Society and the Medical Research Society © 1998 1998 autonomic nervous system baroreflex heart rate variability high altitude...
Articles
Clin Sci (Lond) (1998) 95 (5): 539–545.
Published: 01 November 1998
...Nicolette T. C. URSEM; Piet C. STRUIJK; Wim C. J. HOP; Edward B. CLARK; Bradley B. KELLER; Juriy W. WLADIMIROFF 1. The aim of this study was to define from umbilical artery flow velocity waveforms absolute peak systolic and time-averaged velocity, fetal heart rate, fetal heart rate variability...
Articles
Clin Sci (Lond) (1998) 95 (3): 269–275.
Published: 01 September 1998
... regulating hormones heart rate variability fractal non-hypotensive haemorrhage Correspondence : Dr J. O. Fortrat. 5 1 1998 20 3 1998 7 5 1998 269Clinical Science (1998) 95, 269 275 (Printed in Great Britain) Human cardiovascular variability, baroreflex and hormonal adaptations...
Articles
Articles
Articles
Clin Sci (Lond) (1997) 93 (4): 299–308.
Published: 01 October 1997
...Kuniaki Otsuka; Germaine Cornelissen; Franz Halberg 1. The fractal scaling of heart rate variability, gauged by the correlation dimension (CD), is hypothesized to be characterized by a time structure (chronome), which in health shows differences as a function of gender and age. 2. From 24 h Holter...
Articles
Articles
Articles
Clin Sci (Lond) (1997) 92 (2): 167–174.
Published: 01 February 1997
... on the power spectrum of beat-to-beat heart rate variability in male volunteers. 2. In 14 healthy volunteers, beat-to-beat heart rate variability was compared at rest and during oesophageal stimulation, using either electrical (200 μs, 16 mA, 0.2 Hz) or mechanical (0.5 s, 14 ml, 0.2 Hz) stimuli. The power...
Articles
Articles
Articles
Articles
Clin Sci (Lond) (1996) 90 (5): 345–355.
Published: 01 May 1996
... pressure. 16 1 1995 21 1 1996 25 1 1996 © 1996 The Biochemical Society and the Medical Research Society 1996 arterial baroreflexes autonomic nervous system heart rate variability microcirculation postural changes power spectrum skin blood flow Clinical Science (1996) 90...
Articles
Clin Sci (Lond) (1996) 90 (3): 235–241.
Published: 01 March 1996
...M. Al-Ani; A. S. Forkins; J. N. Townend; J. H. Coote 1. The influence of central inspiratory drive on heart rate variability was investigated in young human subjects using power spectral analysis of R—R intervals. 2. The area of the high-frequency component occurring at the respiratory frequency...
Articles
Clin Sci (Lond) (1996) 90 (2): 97–103.
Published: 01 February 1996
...Lee A. Fleisher; Steven M. Frank; Daniel I. Sessler; Christi Cheng; Takashi Matsukawa; Carole A. Vannier 1. Heart rate variability is modulated by multiple control systems, including autonomic and hormonal systems. Long-term variability, i.e. the very low-frequency band of the power spectra, has...
Articles
Articles