Results 21 to 30 of about 911,033 (217)

Determinants of day–night difference in blood pressure, a comparison with determinants of daytime and night-time blood pressure [PDF]

open access: yesJournal of Human Hypertension, 2016
Blunted day-night difference in blood pressure (BP) is an independent cardiovascular risk factor, although there is limited information on determinants of diurnal variation in BP. We investigated determinants of day-night difference in systolic (SBP) and diastolic (DBP) BP and how these compared with determinants of daytime and night-time SBP and DBP ...
Martin D. Tobin   +10 more
openaire   +4 more sources

Automatic noninvasive measurement of systolic blood pressure using photoplethysmography [PDF]

open access: yes, 2009
Background Automatic measurement of arterial blood pressure is important, but the available commercial automatic blood pressure meters, mostly based on oscillometry, are of low accuracy.
Glik, Zehava   +3 more
core   +3 more sources

Is chronic inflammation a determinant of blood pressure in the elderly? [PDF]

open access: yesAmerican Journal of Hypertension, 2003
Previous studies have shown that a rise in blood pressure (BP) causes chronic inflammation of the endothelium which, in turn, may be responsible for further damage of endothelium and worsening of BP control. On the other hand, several metabolic abnormalities such as dyslipidemia, hyperinsulinemia/insulin-resistance, diabetes, and obesity causes ...
BARBIERI, Michelangela   +9 more
openaire   +6 more sources

Design and Analysis of a Piezoelectric Pulse Wave Velocity Sensor [PDF]

open access: yes, 2020
Pulse Wave Velocity (PWV) is strongly correlated with blood pressure and a valuable biomarker in assessing hypertension. This report evaluates the feasibility of noninvasive blood pressure determination from piezoelectric PWV measurements.
Closson, Andrew   +2 more
core   +1 more source

Physiological role for nitrate-reducing oral bacteria in blood pressure control [PDF]

open access: yes, 2013
Circulating nitrate (NO3−), derived from dietary sources or endogenous nitric oxide production, is extracted from blood by the salivary glands, accumulates in saliva, and is then reduced to nitrite (NO2−) by the oral microflora.
Ahluwalia, Amrita   +5 more
core   +1 more source

Determination of Blood Pressure in Children

open access: yesClinical and Experimental Hypertension. Part A: Theory and Practice, 1986
The present paper reviews the epidemiologic patterns of blood pressure in children by demographic variables such as age, race, sex, education and social class. Other possible determinants for high blood pressure in both adults and children are also discussed, including obesity and salt intake.
openaire   +3 more sources

Opportunities of Amlodipine as a Potential Candidate in the Evaluation of Drug Compliance during Antihypertensive Therapy [PDF]

open access: yes, 2023
Background and Objectives: Blood pressure measurement is essential evidence to establish that the chosen medicine and dosage are appropriate, and also indirectly indicates whether the medicine is being used at all.
Kustovs, Dmitrijs   +4 more
core   +1 more source

Relationship between blood pressure and flow rate in arteries using a modified Windkessel model [PDF]

open access: yesarXiv, 2020
This study examined the flow rate in arteries using the modified Windkessel model, considering various models for blood pressure. An exact solution was derived using a Laplace transform method and the effects of blood pressure on the flow rate in an artery were examined.
arxiv  

Blood Vessel Tortuosity Selects against Evolution of Agressive Tumor Cells in Confined Tissue Environments: a Modeling Approach [PDF]

open access: yesPLoS Computational Biology 2017, 13(7): e1005635, 2017
Cancer is a disease of cellular regulation, often initiated by genetic mutation within cells, and leading to a heterogeneous cell population within tissues. In the competition for nutrients and growth space within the tumors the phenotype of each cell determines its success. Selection in this process is imposed by both the microenvironment (neighboring
arxiv   +1 more source

Determination of Blood Pressure [PDF]

open access: yes, 2012
Práce zahrnuje obecný úvod do oblasti sledování a měření krevního tlaku u koní, návrh algoritmu na detekci tlakové křivky a výpočet respiračních variabilit při mechanické ventilaci v anestezii.
Plch, Miroslav
core  

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