Search Results
Results 551 - 600 of 1130
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Suelto M D - - 2000
BACKGROUND AND OBJECTIVES: The American College of Obstetricians & Gynecologists has opposed postpartum tubal ligation (PPTL) in patients whose pregnancies have been complicated by a medical condition, including hypertension. A prospective study was conducted to assess the appropriateness of spinal anesthesia for PPTL in patients with hypertensive disorders of pregnancy. ...
Ross-McGill H - - 2000
OBJECTIVE: To measure recruitment to, compliance with, and the acceptability of a trial designed to test whether a reduced schedule of antenatal visits combined with training in self-measurement of blood pressure at home may improve hypertension screening and save money. To test the specific hypothesis that even after taking into ...
Doyle L W - - 2000
Antenatal corticosteroid therapy substantially improves the survival rate of preterm infants, with few side effects. Higher blood pressure in adulthood has been described in several animal species after exposure to antenatal corticosteroids, but there are no similar reports in humans. The objective of the present study was to determine the ...
Staessen J A - - 2000
This prospective population study investigated in a random sample of 692 subjects (age 20-83 years) how changing environmental exposure to cadmium influenced blood pressure (BP) and the incidence of hypertension. At baseline (1985 to 1989; participation rate, 78%) and follow-up (1991 to 1995; re-examination rate, 81%), blood pressure was measured ...
Exton N G - - 2000
The psychoneuroendocrine responses to sexual arousal have not been clearly established in humans. However, we have demonstrated previously that masturbation-induced orgasm stimulates cardiovascular activity and induces increases in catecholamines and prolactin in blood of both males and females. We presently investigated the role of orgasm in producing these effects. Therefore, ...
Steptoe A - - 2000
This study applied psychophysiological methods to the investigation of social roles and well-being, using cardiovascular function over a working day and evening as an index of physiological activation. One hundred and sixty-two full-time school teachers (102 women and 60 men) were assessed using automated ambulatory blood pressure monitoring apparatus, with ...
Mihic S - - 2000
Creatine monohydrate (CrM) administration may enhance high intensity exercise performance and increase body mass, yet few studies have examined for potential adverse effects, and no studies have directly considered potential gender differences. PURPOSE: The purpose of this study was to examine the effect of acute creatine supplementation upon total and ...
Khedun S M SM Department of Experimental and Clinical Pharmacology, University of Natal, - - 2000
To determine the current management of hypertensive disorders of pregnancy in South Africa. A postal questionnaire was sent to 600 South African obstetricians. The response rate was 72% (432/600), with 425 questionnaires suitable for analysis. South African obstetricians disagree on the definitions of various hypertensive disorders of pregnancy. Methyldopa was ...
Luoto R - - 2000
OBJECTIVE: Blood pressure changes during menopausal transition have not been studied previously using a biracial sample. We investigated whether menopausal transition was associated with change in blood pressure in African-American or white women. DESIGN, SETTING AND PARTICIPANTS: The prospective multicenter study, the Atherosclerosis Risk In Communities (ARIC) Study (1987-95) was ...
Noto R - - 2000
Changes in the metabolic hormonal balance during the climacteric and menopause, especially surgically induced menopause, increase the risk of acute cerebrocardiovascular complications. This major risk may be linked to changes in blood pressure. In this study we performed twenty-four ambulatory blood pressure monitoring in climacteric (C), menopausal (PM), and surgically ...
Carels R A - - 2000
In this investigation, the relationship between marital distress and blood pressure during daily life in a sample of married employed women was examined. It was hypothesized that greater marital distress would be associated with elevated blood pressure in the home environment, but not in the workplace. Participants were 50 married ...
Manhem K - - 2000
In the present study the acute anti-ischemic effect of clinically relevant doses of transdermal estradiol during concurrent antianginal therapy was investigated in 14 postmenopausal women with stable coronary artery disease. Plasma estradiol was significantly increased, but no significant effects on time to angina, time to 1 mm S--T depression, total ...
Piferi R L - - 2000
In order to explore the association between hostility and women's health, this study examined the relationship of hostility to cardiovascular reactivity during stressful, interpersonal confrontations. Prior to the task, each participant's level of hostility, methods of coping with stress, and perceived social support were evaluated. Blood pressure and heart rate ...
Tracy R E - - 2000
Arterial intimal fibroplasia in renal interlobular arteries but not arteriolar hyalinization was reported to be proportional to the rise of blood pressure with age in the data from all populations examined so far. New findings from Japan offer further insights into the disparities between the two types of renovasculopathy, both ...
Luzier A B - - 1999
OBJECTIVE: To determine whether there are gender-specific differences in the pharmacokinetics and pharmacodynamics of metoprolol enantiomers. METHODS: Twenty normal volunteers (10 men and 10 women) received 100 mg oral metoprolol tartrate twice daily for a total of nine doses. Pharmacokinetics and pharmacodynamics were studied after the last dose. Subjects also ...
Rothenberg S J - - 1999
In many studies in which the relationship between blood pressure and blood lead level has been examined, investigators have found significant--but small--associations. There was only one previous report of a significant association of blood lead with blood pressure in pregnant women. We measured blood lead level and sitting blood pressure ...
Hermida R C - - 1999
This study extends previous results on the effects of low-dose aspirin on blood pressure in pregnant women at differing risk of developing hypertension in pregnancy and who received aspirin at different times according to their rest-activity cycle. A double-blind, randomized, placebo-controlled trial was conducted in 240 pregnant women randomly assigned ...
Barden A E - - 1999
This study aimed to identify if the clinical features of proteinuric pre-eclampsia or the biochemical markers of endothelial dysfunction associated with this syndrome are altered according to parity in a direction that would suggest a different pathophysiology. Groups of 27 primigravid and 35 multigravid women with pre-eclampsia (defined as blood ...
Daniels A - - 1999
OBJECTIVE: Social support, by moderating cardiovascular reactivity, has been demonstrated to attenuate the effects of stress on blood pressure in American communities. This is the first report to examine the relationship between social support and blood pressure in a South African context, during a period of infrastructure modernisation and political ...
Amant F - - 1999
OBJECTIVE: To compare the efficacy and side effects of misoprostol, compared with methylergometrine, for the prevention of postpartum haemorrhage. DESIGN: A double-blind, randomised clinical trial of 200 women with apparently normal pregnancies. SETTING: University teaching hospital. PARTICIPANTS: Two hundred women with apparently normal pregnancies. METHODS: After the baby had been ...
Cappuccio F P - - 1999
BACKGROUND: High blood pressure is associated with abnormalities in calcium metabolism. Sustained calcium loss may lead to increased bone-mineral loss in people with high blood pressure. We investigated the prospective association between blood pressure and bone-mineral loss over time in elderly white women. METHODS: We studied 3676 women who were ...
Mabie W C - - 1999
We still do not have an ideal drug to treat acute severe hypertension in pregnancy. Hydralazine and labetalol are the safest agents, but they are inadequate to control blood pressure in some women. Both hypertensive encephalopathy and eclampsia now appear to be forms of an acute process known as reversible ...
Fisman E Z - - 1999
OBJECTIVE: Limited information is available on the effects of transdermal estradiol on diastole. The present study was a randomized double-blind placebo-controlled trial designed to investigate the short-term effects of transdermal estradiol on left ventricular diastolic function in postmenopausal women. METHODS: The study included 45 women aged 50.8 +/- 3.6 years ...
Barden A E - - 1999
OBJECTIVE: This study aimed to identify those factors in the non-pregnant state that distinguished women who developed pre-eclampsia from those who had normotensive pregnancies. DESIGN AND SETTING: This was a retrospective analysis of anthropometry, blood pressure, biochemical and haematological variables in 62 women with pre-eclampsia and 84 normotensive pregnant women ...
Nelson T L - - 1999
BACKGROUND: As people age, fat becomes preferentially deposited in the abdominal region over the periphery, and such changes are thought to be associated with adverse metabolic outcomes. We were interested in whether body mass index (BMI) and waist-hip ratio (WHR) are differentially associated with fasting insulin levels, triglycerides, and blood ...
Stevenson D R - - 1999
Studies in traditional, nonindustrialized countries have shown that blood pressure need not increase with age in adulthood, although incremental age-related increases in blood pressure throughout adulthood are common in industrialized countries. This observation has influenced a statement by the 1997 Sixth Report of the Joint National Committee on Prevention, Detection, ...
Anderson D E - - 1999
OBJECTIVE: Recent studies have shown that high resting end tidal CO2 (PECO2) is a marker for blood pressure sensitivity to high sodium intake by normotensive humans. The present study investigated the association of resting PECO2 with resting blood pressure in participants in the Baltimore Longitudinal Study on Aging (BLSA). DESIGN: ...
Belfort M A MA Department of Obstetrics and Gynecology, University of Utah, Salt Lake City 84132, - - 1999
The hypothesis was that low cerebral perfusion pressure is more common in women with mild preeclampsia as compared to those with severe preeclampsia, while high cerebral perfusion pressure is more common in women with severe preeclampsia than in women with mild preeclampsia. Prospective, observational study. University teaching hospitals. Transcranial Doppler ...
Kelley G A - - 1999
The purpose of this study was to use the meta-analytic approach to examine the effects of aerobic exercise on resting systolic and diastolic blood pressure in women. Twenty-one studies representing 1029 subjects (663 exercise, 366 controls) and 54 primary outcomes (28 systolic, 26 diastolic) met the criteria for inclusion. Across ...
Facchinetti F - - 1999
OBJECTIVE: This study investigates the biochemical and cardiovascular effects of L-arginine administration in normotensive pregnant women and women with preeclampsia. METHODS: The study groups consisted of 12 women with uncomplicated pregnancies and 17 preeclamptic patients, four of whom were on antihypertensive treatment. In both groups, saline infusion was started, followed ...
Washburn R A - - 1999
We assessed the validity of the Physical Activity Scale for the Elderly (PASE) in a sample of sedentary adults (56 men, 134 women, mean age +/- [SD] 66.5+/-5.3 years) who volunteered to participate in a randomized controlled trial on the effect of aerobic conditioning on psychological function. Construct validity was ...
Willekes C - - 1999
In several studies, artery wall properties have been shown to differ between men and women. It has been hypothesized that these differences may result from hormonal influences but, in a previous study, we were unable to detect any influence of the menstrual cycle on artery wall properties. Therefore, we investigated ...
Thakur K - - 1999
Health awareness is a central issue in the control of hypertension. In a cross-sectional survey among 1727 women of > 30 years, 2 blood pressure recordings were done in 1686 cases. The prevalence of hypertension was found to be 13.1% (221 out of 1686 cases). A random sub sample of ...
Hermida R C - - 1999
BACKGROUND: The development of automatic instrumentation for ambulatory blood pressure monitoring makes it possible to follow the time-course of blood pressure variation over 24h or more in large groups of individuals. Whenever samples from a reference group of individuals are available, one may construct a prediction interval that is expected ...
Arangino S - - 1999
In this study it was investigated whether the oral administration of melatonin (1 mg) in comparison to placebo was able to reduce blood pressure, vascular reactivity, and catecholamines in men, as previously reported in young women. The administration of melatonin significantly reduced blood pressure, the pulsatility index in the internal ...
Cagnacci A - - 1999
The effect of a 2-mo treatment with transdermal estradiol (50 microgram/day) versus placebo on 24 h of blood pressure rhythm was investigated in 18 normotensive healthy postmenopausal women. Whereas daytime blood pressure was not modified, nighttime blood pressure was reduced by estradiol. Estradiol magnified the nocturnal decrement of systolic (14.3 ...
He S - - 1999
To determine whether perturbations of haemostatic function and lipoprotein metabolism prevail long after preeclampsia and increase the risk of future coronary heart disease (CHD), we conducted a follow-up study in women with (cases, n = 25) or without (controls, n = 24) a history of preeclampsia. Blood samples were taken ...
Kroke A - - 1999
BACKGROUND: A possible association of glycemia with arterial hypertension has been suggested by the frequent co-occurrence of impaired glucose tolerance or Type 2 diabetes mellitus with arterial hypertension. The objective was to examine the relationship of glycated hemoglobin (HbA1c) concentration with arterial hypertension status in non-diabetic subjects. METHODS: A cross-sectional ...
Hite R C - - 1999
The aim of this observational trial was to obtain clinical data from a large cohort of women using the new low-dose contraceptive (Miranova) and therefore to eliminate the restrictions which are normally present in clinical studies. Data were gathered in a clinical practice setting regarding cycle control and tolerance from ...
Shennan A H - - 1999
The measurement of blood pressure is an integral part of antenatal care. Mercury sphygmomanometry is the gold standard for the determination of indirect blood pressure and has been used in pregnancy from the time blood pressure was first associated with adverse obstetric outcome. However, there is good evidence that current ...
Oba K - - 1999
To examine the relationship between the concentrations of urinary NAG and age, we measured ratios of urinary N-acetyl-beta-D-glucosaminidase (NAG) to urinary creatinine (NAG index) in 137 healthy subjects, aged from 19 to 88 years. The study is also designed to evaluate the relationship between urinary NAG and blood pressure. The ...
Duggan P M - - 1999
A premeasurement period of 5 minutes quiet resting is recommended prior to measuring blood pressure. The aim of this study was to determine the effect of this period of rest on the level of blood pressure in pregnant women. One hundred pregnant women had their blood pressure measured on a ...
Sheehan T J - - 1999
OBJECTIVE: To show how structural equation models might be used to better understand the ways in which risk factors influence blood pressure. METHODS: Nine measurements on 2009 women and 1518 men for whom there was complete data both at time 1 and at time 8 of the Framingham Heart Study ...
Ortega R M - - 1999
Calcium intake during the third trimester of pregnancy was determined in 82 pregnant women by recording the consumption of foods over a 5-day period and by calculation of the quantity of this element provided by dietary supplements. For each subject, blood pressures were measured once per week using an aneroid ...
Hofsten A - - 1999
This population-based study presents the blood pressure and heart rate responses to sudden changes in body position in representative groups of men aged 30 (n = 50), 50 (n = 44) and 60 (n = 69) years, using an unbiased method for non-invasive blood pressure measurements. Blood pressure and heart ...
Nyklícek I - - 1999
The association between elevated blood pressure and low rates of self-reported problems has been hypothesized to be mediated by defensiveness. In a population screening study in which 1,120 women and 903 men between 20 and 55 years of age participated, multiple resting home blood pressure measurements were performed and questionnaires ...
Paterniti S - - 1999
OBJECTIVE: This study examined whether anxiety and depression were independently associated with elevated blood pressure in elderly persons. METHOD: The study group consisted of 1389 subjects aged 59 to 71 years recruited from the electoral rolls of the city of Nantes (France). Subjects completed the Center for Epidemiologic Studies-Depression scale ...
Matkin C C - - 1999
This paper examines the relationship between smoking levels and blood pressure patterns of normotensive pregnant women in a prospective cohort of 2193 primiparous and 3176 multiparous, normotensive, Caucasian women selected from the Child Health and Development Studies in Oakland, California, 1959-67. Regression lines were fitted to each woman's blood pressure; ...
Timio M - - 1999
The powerful effect of psychosocial and acculturating influences on population blood pressure trends seems to be confirmed, through longitudinal observations, in the nuns in a secluded order. After initial observations had been made on culture, body form, blood pressure, diet, and other variables in 144 nuns and 138 lay women, ...
- - 1999
AIM: To define the normal range of systolic blood pressure in a non-selective population based sample of babies of low gestation throughout early infancy. METHODS: Daily measurements of systolic blood pressure were made in all the babies of less than 32 weeks gestation born in the North of England in ...
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