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Results 301 - 350 of 2432
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Rodrigues Cláudia Soares - - 2009
OBJECTIVE: To evaluate the accuracy and quantify the agreement between office blood pressure (BP) and daytime ambulatory BP monitoring in the assessment of BP control of patients with a clinical diagnosis of resistant hypertension. STUDY DESIGN AND SETTING: Office BP measurements were done in a cohort of 228 true resistant ...
Hebert, Christopher J.
A Comparison of the Validity of Quality Indicators for Hypertension Abstract by Christopher J. Hebert, MD Background: The most commonly used quality measure for hypertension implies that measurement of quality is a question with a binary response. The Health Plan Employer Data and Information Set (HEDIS) measure indicating whether or ...
Hoffman Jay R - - 2009
The purpose of this study was to examine the acute effects of a weight loss supplement on resting oxygen uptake (VO2), respiratory quotient (RQ), caloric expenditure (kcal), heart rate (HR), and blood pressure (BP) in healthy and physically active individuals. Ten subjects (5 male, 5 female; 20.2 +/- 1.2 y; ...
Protogerou Athanassios D - - 2009
The blood pressure (BP) waveform varies substantially between the peripheral conduit (brachial) and the central elastic (aorta) arteries mainly do a gradual increase of systolic BP, as the wave propagates distally. This phenomenon is called BP amplification and is principally generated by the presence of arterial stiffness gradient and wave ...
Cornélissen G - - 2009
An increase in the circadian amplitude (A) of blood pressure (BP) had been reported to precede a rise in the circadian BP average (MESOR, M), as pre-hypertension in the stroke-prone Okamoto rat. In humans, children with a positive family history of high BP and/or related cardiovascular disease had, on average, ...
Agarwal Rajiv - - 2009
BACKGROUND: Reduced circadian variation in blood pressure (BP) has been associated with cardiovascular morbidity, mortality and accelerated progression of kidney disease, but its independent prognostic value remains unknown. METHODS: Using 2 definitions, one based on dipping and the other based on BP pattern (assessed by cosinor rhythmometry), we studied the ...
Gu W B - - 2009
Nighttime blood pressure (BP) is found to best predict the 5-year risk of cardiovascular death in comparison to daytime BP, BP measured over a 24-hour period and clinical BP. In view of this, a novel contactless system has been developed on a sleeping bed for the cuffless and continuous estimation ...
Pavek Karel - - 2009
The evidence of emotional impacts on day and night blood pressure (BP), heart rate (HR) and non-dipping of BP remains fragmentary. Personality traits previously tested by self-reports as determinants of office, screening or mean daytime BP produced mixed results. Therefore, we hypothesized that some traits are acting together as modifiers ...
Papaioannou Theodore G - - 2009
Hypertension is a major risk factor for a wide range of cardiovascular diseases and is typically identified by measuring blood pressure (BP) at the brachial artery. Although such a measurement may accurately determine diastolic BP, it does not accurately reflect systolic BP. This is mainly attributed to the fact that ...
Martins Lu??z Cl??udio - - 2009
This study was designed to evaluate the changes in arterial blood pressure (BP) and heart rate (HR) in moderate smokers during smoking abstinence after 7 days of treatment with bupropion alone, transdermal nicotine or bupropion combined with transdermal nicotine. Twenty-four healthy moderate smokers (12 female/12 male; 40+/-7 years) were evaluated ...
Laganovi? Mario - - 2009
Our aim was to analyze whether birth weight contributes to future hypertension through reduced kidney volume, and whether albuminuria could be a marker of this pathway. We included 103 patients with newly diagnosed essential hypertension and 92 normotensive controls. Blood pressure (BP) was measured using a mercury sphygmomanometer and a ...
Wong M M - - 2009
In this study, we have used impedance cardiography to determine blood pressure (BP) cufflessly and non-invasively. We have devised a new parameter, QdZ [the duration measured from the foot of electrocardiogram (ECG) Q wave to the peak of impedance cardiogram (ICG)], for this purpose. Twenty-two subjects performed four minutes of ...
Razay George - - 2009
BACKGROUND/AIMS: Studies on the relation between blood pressure (BP), dementia and Alzheimer's disease (AD) have yielded inconsistent results, showing an association with high or low BP, or no association with BP. The study was designed to look at the longitudinal effect of BP on cognitive function. METHODS: Participants were part ...
Cenci Maria Claudia Peixoto - - 2009
The purpose of this study was to evaluate the effects of 5 years of GH substitution on cardiac structure and function, physical work capacity and blood pressure levels in adults with GH deficiency (GHD). Fourteen patients were clinically assessed every 3 months for 5 years. Transthoracic echocardiography and exercise test ...
Agarwal Rajiv - - 2009
Home blood pressure (BP) monitoring serves as a practical method to detect changes in BP instead of ambulatory BP monitoring in hemodialysis patients. To evaluate the relationship of reduction in home BP compared to interdialytic ambulatory BP measurements we analyzed the data from the dry-weight reduction in hypertensive hemodialysis patients ...
Agyemang Charles - - 2009
High blood pressure (BP) is now an important public health problem in non-industrialised countries. The limited evidence suggests ethnic inequalities in BP in adults in some non-industrialised countries. However, it is unclear whether these ethnic inequalities in BP patterns in adults reflect on adolescents. Hence, we assessed ethnic differences in ...
Uen Sakir - - 2009
Wrist blood pressure (BP) devices have physiological limits with regards to accuracy, therefore they were not preferred for home BP monitoring. However some wrist devices have been successfully validated using established validation protocols. Therefore this study assessed the reproducibility of wrist home BP measurement with position sensor and automatic data ...
Gunstad John - - 2009
Past studies link elevated blood pressure (BP) and BP variability to adverse neurocognitive changes in community samples. However, little is known about the relationship between BP indices and cognitive function in older CVD patients. A total of 99 older adults with CVD completed a comprehensive neuropsychological test battery. Resting BP ...
Newhouse Stephen S Clinical Pharmacology and Barts and the London Genome Centre, William Harvey Research Institute, Barts and the London School of Medicine, Queen Mary University of London, London, United - - 2009
WNK1--a serine/threonine kinase involved in electrolyte homeostasis and blood pressure (BP) control--is an excellent candidate gene for essential hypertension (EH). We and others have previously reported association between WNK1 and BP variation. Using tag SNPs (tSNPs) that capture 100% of common WNK1 variation in HapMap, we aimed to replicate our ...
Rydberg Erik - - 2010
The pathogenesis of hypertension in patients with primary hyperparathyroidism (PHPT) is unclear, and the prevailing opinion is that parathyroidectomy does not affect the blood pressure (BP). Most previous studies have been based on BP measurements at rest in a clinical setting. The aim of this study was to get additional ...
Soodabeh Navadeh Khodadadi; Educational ...
BACKGROUND: Nowadays, driving is an unseparated part of our new modern lifestyle; and we are exposed to this environment all the days for several hours whether as drivers or as riders. Many reports indicated that Iran is on the top rank of automobile-related morbidity and mortality among developed and even ...
Liang Yi - - 2009
PURPOSE: Studies suggest that reduced ocular perfusion pressure in the optic nerve head (ONH) increases the risk of glaucoma. This study tested a hypothesis that the magnitude of blood flow change in the ONH induced between two same intraocular pressure (IOP) alterations depends on the level of mean systemic blood ...
Amici A - - 2009
Cardiovascular events (CE) occur most frequently in the morning hours in hypertensive subjects. We studied the association between the morning blood pressure (BP) surge and CE in prognosis of 10 normotensive and 32 well-controlled hypertensive elderly, in whom ambulatory BP monitoring was performed and who were followed prospectively for 5 ...
Bonso Elisa - - 2008
To determine the accuracy of the UA-85X (UA-851, 852, 853, 854, and 855) device developed by the A&D company. Device evaluations were performed using the protocol of the European Society of Hypertension (ESH). Monitor performance was assessed in relation to patients' age, arm circumference, and systolic and diastolic blood pressures ...
Pickering Thomas G - - 2008
The traditional reliance on blood pressure (BP) measurement in the medical setting misses a significant number of individuals with masked hypertension, who have normal clinic BP but persistently high daytime BP when measured out of the office. We suggest that masked hypertension may be a precursor of clinically recognized sustained ...
Cuspidi Cesare - - 2008
AIM: We sought to investigate the relationship between body mass index (BMI) and parameters derived from 48-h ambulatory blood pressure monitoring (ABPM) as well as organ damage in human hypertension. METHODS: A total of 658 consecutive outpatients with grade 1 and 2 hypertension, never treated with antihypertensive medications underwent the ...
Linden Wolfgang - - 2008
BACKGROUND: In healthy individuals, blood pressure (BP) decreases, or "dips", during sleep. Ethnicity and high daytime blood pressure level are known markers of nondipping status. The literature on psychological markers of nondipping is scant but suggests that anger/hostility and chronic stress may be contributors to nondipping. PURPOSE: We have investigated ...
Fagard Robert H - - 2008
OBJECTIVE: To assess the prognostic significance of nighttime and daytime blood pressure (BP), their ratio and the nighttime dipping pattern for mortality and recurrent cardiovascular (CV) events in patients with CV disease at baseline. BACKGROUND: The prognostic value of ambulatory BP has not been reported in hypertensive patients with a ...
Myers Martin G - - 2008
OBJECTIVE: To determine the optimum interval between serial blood pressure measurements using an automated BpTRU sphygmomanometer. METHODS: Two groups of 200 patients each had automated office measurements taken using the BpTRU device at either 1-min or 2-min intervals from the start of one reading to the start of the next ...
Do─čru Mehmet Tolga - - 2008
OBJECTIVE: We aimed in this study to investigate the differences in left ventricular (LV) structure, function and elastance parameters in the patients with normotensive blood pressure (BP) levels. METHODS: A total of 294 normotensive patients (<140/90 mmHg) (135 males, mean age: 45+/-11 years; 159 females, mean age 38+/-10 years) were ...
Pogue Velvie - - 2009
Ambulatory blood pressure (ABP) monitoring provides unique information about day-night patterns of blood pressure (BP). The objectives of this article were to describe ABP patterns in African Americans with hypertensive kidney disease, to examine the joint distribution of clinic BP and ABP, and to determine associations of hypertensive target organ ...
Fedorova Olga V - - 2008
Levels of marinobufagenin (MBG), an endogenous bufadienolide Na/K-ATPase (NKA) inhibitor, increase in preeclampsia and in NaCl-sensitive hypertension. We tested a 3E9 monoclonal anti-MBG antibody (mAb) for the ability to lower blood pressure (BP) in NaCl-sensitive hypertension and to reverse the preeclampsia-induced inhibition of erythrocyte NKA. Measurements of MBG were performed ...
Okamoto Luis E - - 2009
Blood pressure (BP) normally decreases during the night. Absence of this phenomenon (nondipping) is associated with increased cardiovascular risk. Altered autonomic and endocrine circadian rhythms are suspected to play a role. Patients with peripheral autonomic failure offer a unique opportunity to study this phenomenon, because approximately 50% develop supine hypertension ...
Bays H E - - 2009
Nicotinic acid (niacin) is a well-established treatment for dyslipidaemia - an important cardiovascular disease (CVD) risk factor. However, niacin may also reduce blood pressure (BP), which is another important CVD risk factor. This review examines the limited publicly available data on niacin's BP effects. Acute administration of immediate-release niacin may ...
Harbison J A - - 2009
BACKGROUND: Fatigue affects up to 68% of subjects following stroke. In non-stroke patients, associations are reported between chronic fatigue and both hypertension and hypotension. We hypothesized that, in patients with stroke or transient ischaemic attack (TIA), an association may exist between fatigue and abnormal blood pressure (BP) detected on ambulatory ...
Salles Gil F - - 2008
BACKGROUND: The prognostic value of office and ambulatory blood pressures (BPs) in patients with resistant hypertension is uncertain. METHODS: This prospective study investigates the importance of office and ambulatory BPs as predictors of cardiovascular morbidity and mortality. At baseline, 556 resistant hypertensive patients underwent clinical-laboratory and 24-hour ambulatory BP monitoring ...
Ritter Martin A - - 2009
BACKGROUND AND PURPOSE: Admission blood pressure (BP) and significant decreases in BP after acute stroke have been correlated with outcome. Few data are available on the impact of extreme values at any time point within the first 24 hours. METHODS: BP was measured hourly for 24 hours in 325 consecutive ...
Anastas Zoe M - - 2008
BACKGROUND AND RESEARCH OBJECTIVE: Limited research is available on the accuracy of automatic blood pressure (BP) measurement devices in patients with irregular rhythms. The purpose of this study was to examine the agreement between different methods for noninvasive BP measurement in patients with atrial fibrillation. SUBJECTS AND METHODS: In a ...
Jones Deborah P - - 2008
Hyperuricemia is associated with primary hypertension (HTN) in adults and children. Furthermore, uric acid levels during childhood are associated with blood pressure (BP) levels in adulthood. We measured 24-h ambulatory BP and serum uric acid (SUA) in 104 children referred for possible hypertension. Mean age was 13.7 +/- 2.6 y ...
Cugini P - - 2008
Presently, the ambulatory (A) blood (B) pressure (P) monitoring (M) is mainly used for diagnosing arterial hypertension (AH) in some special clinical conditions in which the causal sphygmomanometry appears not to be enough exhaustive. However, it must be pointed out that the actual approach to ABPM is almost simplistic, only ...
Gaillard Trudy - - 2009
African-American women (AAW) suffer disproportionately from hypertension and its consequences. We investigated the significance of systolic and diastolic blood pressure (SBP/DBP) as components of metabolic syndrome (MetS) in nondiabetic, overweight/obese AAW. We studied 258 AAW (mean age, 42.4 +/- 8.4 years and body mass index (BMI), 33.4 +/- 8.0 kg/m(2)) ...
Taylor Jacquelyn Y - - 2009
This study examines risks for high blood pressure (BP) among undiagnosed African American mothers and daughters, because African American children are at risk for hypertension due to familial influences. This study was cross-sectional in design and included 70 African American mother and daughter participants from the Detroit metropolitan area. BP ...
Fukuda Michio - - 2008
We have postulated that the diminished renal capacity to excrete sodium causes nocturnal blood pressure (BP) elevation, which enhances pressure natriuresis in compensation for impaired daytime natriuresis. If such a mechanism holds, high BP during sleep at night may continue until excess sodium is sufficiently excreted into urine. This study ...
Kabutoya Tomoyuki - - 2009
The negative white-coat effect (WCE), a phenomenon in which out-of-office blood pressure (BP) is higher than clinic BP, has not been well examined, unlike the WCE. As part of the Jichi Morning Hypertension Research study, in which clinic and home BP were measured in 969 hypertensive outpatients, 405 patients with ...
Bouhanick B - - 2008
AIM: To assess whether reverse-dipping status is associated with cardiovascular (CV) events such as CV death, myocardial infarction (MI) or stroke in diabetic patients with hypertension. METHODS: A total of 97 diabetic patients underwent their first ambulatory blood pressure monitoring (ABPM 1). "Reverse dippers" were defined as patients with a ...
Pickering Thomas G - - 2008
Inadequate blood pressure (BP) control in patients with treated hypertension can be influenced by patient behavior, the inaccuracy of BP measurement in the clinical setting, and the fact that no single class of medication is universally effective. Home BP monitoring (HBPM) enables accurate measurement of BP and has been recommended ...
Grieshaber Matthias C - - 2009
PURPOSE: This study aimed to determine whether ocular pulse amplitude (OPA) measured with dynamic contour tonometry (DCT) is related to systemic blood pressure (BP) parameters. METHODS: Blood pressure was measured continuously and simultaneously with OPA in one randomly selected eye in 29 healthy subjects. Systemic parameters of interest were: systolic ...
van der Sande Frank M - - 2009
Cool dialysate may ameliorate intradialytic hypotension (IDH). It is not known whether it is sufficient to prevent an increase in core temperature (CT) during hemodialysis (HD) or whether a mild decline in CT would yield superior results. The aim of this study was to compare both approaches with regard to ...
Collier S R - - 2008
The benefits of aerobic exercise (AE) training on blood pressure (BP) and arterial stiffness are well established, but the effects of resistance training are less well delineated. The purpose of this study was to determine the impact of resistance vs aerobic training on haemodynamics and arterial stiffness. Thirty pre- or ...
Stergiou George S - - 2008
The surge in blood pressure (BP) upon rising after waking in the morning has been associated with increased risk of target organ damage and cardiovascular events. The reproducibility of this phenomenon within the same 24-h period was tested in subjects with a siesta during ambulatory BP monitoring by assessing the ...
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