نتایج جستجو برای: pulse wave velocity
تعداد نتایج: 418347 فیلتر نتایج به سال:
Arterial stiffness is an important determinant of cardiovascular risk. The precise risk factors for arterial stiffening remain unclear. We aimed to identify potential risk factors using prospective exposure data from the Caerphilly Prospective Study. Aortic pulse wave velocity and augmentation index were measured in 825 men and related to current (2004) and baseline (1979–1988) anthropometric, ...
Arterial stiffness is an important determinant of cardiovascular risk. The precise risk factors for arterial stiffening remain unclear. We aimed to identify potential risk factors using prospective exposure data from the Caerphilly Prospective Study. Aortic pulse wave velocity and augmentation index were measured in 825 men and related to current (2004) and baseline (1979-1988) anthropometric, ...
BACKGROUND Aortic stiffness is a strong predictor of cardiovascular disease endpoints. Cross-sectional studies have shown associations of various cardiovascular risk factors with aortic pulse wave velocity, a measure of aortic stiffness, but the long-term impact of these factors on aortic stiffness is unknown. METHODS In 3,769 men and women from the Whitehall II cohort, a wide range of tradit...
OBJECTIVE Moderate alcohol consumption has been postulated to be cardioprotective. Such an effect might be reflected in large-artery properties, such as arterial stiffness and wave reflections. METHODS AND RESULTS Three hundred seventy-one healthy postmenopausal women aged 50 to 74 years were sampled from a population-based study. Alcohol intake was calculated from a standardized questionnair...
The acute phase-reactant high-sensitivity C-reactive protein, a marker of vascular inflammation and an atherosclerotic risk factor, is related to arterial stiffness in healthy subjects and in systemic vasculitis. To explore the relationship between markers of inflammation, interleukin-6 (IL-6), tumor necrosis factor-alpha (TNF-alpha), and high-sensitivity C-reactive protein with arterial stiffn...
Cigarette smoking is an important modifiable cardiovascular risk factor and pathophysiological mechanisms may include a stiff vascular tree. Although smokers have stiffer arteries, whether smoking cessation is associated with reduced arterial stiffness is not known. We compared never-treated patients with essential hypertension (n=554) aged 18 to 80 years (56% females) classified as current smo...
Background: The aortic stiffness has widely been reported as an independent indicator of all–cause mortality and cardiovascular diseases. Traditional methods for measuring arterial stiffness in vivo involve either invasive procedures or provide a global average estimate. An attractive alternative for noninvasive estimation of local arterial stiffness is based on pulse wave imaging (PWI), a meth...
Background and objectives: Increased arterial stiffness is an accepted cardiovascular risk factor. Several studies have shown that regular exercise is associated with reduced arterial stiffness. However, the acute effect is not well known. The aim of this study was to evaluate the immediate impact of exercise on arterial stiffness measured by pulse wave velocity (PWV). Subjects and Methods: Dat...
The performance of a one-dimensional MR technique for the estimation of pulse-wave velocity in the aorta was evaluated. An expression for the error in this estimate was formulated and verified both by simulation and by experiment. On the basis of this formulation, guidelines for increasing the efficiency of the acquisition were established. The technique was further validated by comparison with...
BACKGROUND AND PURPOSE Pulse pressure is a stronger predictor of cardiovascular events than systolic or diastolic blood pressure in large cohorts of French and North American patients. However, its influence on stroke is controversial. Large-artery stiffness is the main determinant of pulse pressure. The influence of arterial stiffness on the occurrence of stroke has never been demonstrated. Ou...
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