Results 21 to 30 of about 73,000 (259)

On the Augmented Zagreb Index

open access: yesKuwait Journal of Science, 2014
13 pages, 3 ...
Akbar Ali   +2 more
openaire   +4 more sources

Plasma Lipoprotein(a) Levels as Determinants of Arterial Stiffening in Hypertension

open access: yesBiomedicines, 2021
Previous studies have shown that plasma lipoprotein(a) (Lp(a)) plays an important role in the development of hypertensive organ damage. The aim of the present study was to investigate the relationship of Lp(a) with markers of arterial stiffening in ...
Gabriele Brosolo   +8 more
doaj   +1 more source

BLOOD PRESSURE 24-HOUR MONITORING IN ASSESSMENT OF AORTIC STIFFNESS IN OLDER PATIENTS WITH ARTERIAL HYPERTENSION

open access: yesРоссийский кардиологический журнал, 2015
Aim. The assessment of aortic stiffness by the data of 24-hour blood pressure monitoring in patients with arterial hypertension of older age. Material and methods.
N. G. Poteshkina   +2 more
doaj   +1 more source

Zigzagged Augmentation Index in Diabetes

open access: yesClinical and Experimental Hypertension, 2009
Although the patients with diabetic nephropathy suffered high cardiovascular risk, augmentation index (AI) in diabetic nephropathy has been poorly characterized. Cross-sectional studies were performed on 26 diabetic and 27 nondiabetic nephropathic patients. Home blood pressure was examined.
Tsuneo, Takenaka   +9 more
openaire   +2 more sources

Bounds for the augmented Zagreb index

open access: yesTheory and Applications of Graphs, 2023
Summary: The augmented Zagreb index (AZI for short) of a graph \(G\), introduced by \textit{B. Furtula} et al. [J. Math. Chem. 48, No. 2, 370--380 (2010; Zbl 1196.92050)] is defined as AZI\((G)=\sum_{v_iv_j\in E(G)}\left(\frac{d(v_i)d(v_j)}{d(v_i)+d(v_j)-2}\right)^3\), where \(E(G)\) is the edge set of \(G\), and \(d(v_i)\) denotes the degree of the ...
qingcuo, Ren   +3 more
openaire   +4 more sources

Augmentation index in heart disease [PDF]

open access: yesAmerican Journal of Hypertension, 2005
New techniques for the evaluation of specific components of blood pressure waveforms have been shown to have broad applications in cardiology. One of the more useful parameters of pressure wave analysis is the augmentation index (AI), which measures the interaction of the forward pressure wave with reflected waves from the distal circulation.
openaire   +2 more sources

Extracellular vesicles and insulin‐mediated vascular function in metabolic syndrome

open access: yesPhysiological Reports, 2023
Metabolic Syndrome (MetS) raises cardiovascular disease risk. Extracellular vesicles (EVs) have emerged as important mediators of insulin sensitivity, although few studies on vascular function exist in humans.
Tristan J. Ragland   +9 more
doaj   +1 more source

Role of ratio-based metrics in cardiology

open access: yesРоссийский кардиологический журнал, 2020
In cardiovascular studies, two related parameters that determine the same physical variable are often recorded. Interpretation of the calculated indicators presented in the form of ratios and differences is difficult, since they can be associated with ...
A. O. Konradi   +4 more
doaj   +1 more source

Acute and Long-Term Effects of Aortic Compliance Decrease on Central Hemodynamics: A Modeling Analysis

open access: yesFrontiers in Physiology, 2021
Aortic compliance is an important determinant of cardiac afterload and a contributor to cardiovascular morbidity. In the present study, we sought to provide in silico insights into the acute as well as long-term effects of aortic compliance decrease on ...
Stamatia Pagoulatou   +4 more
doaj   +1 more source

Multimodal Assessment of Vascular and Ventricular Function in Children and Adults With Bicuspid Aortic Valve Disease

open access: yesFrontiers in Cardiovascular Medicine, 2021
Background: Bicuspid aortic valve (BAV), the most common congenital cardiac anomaly, has been associated with an aortopathy, increased aortic stiffness and diastolic dysfunction. The involved mechanisms and impact of age remain unclear. It was the aim of
Constance G. Weismann   +3 more
doaj   +1 more source

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