1,721,162 research outputs found

    Epidemiological aspects of isolated systolic hypertension in the elderly population as cerebrovascular risk factor.

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    A large number of studies indicate that isolated systolic hypertension (ISH) is an important cerebrovascular risk factor. This clinical state is very common in elderly people who are the most exposed to stroke risk. Therefore, it is important to know the real prevalence of ISH, in order to predict the possible incidence of cerebrovascular disease in the elderly population. In the Camerano study on hypertension, we have verified the prevalence of ISH in the elderly. ISH has been considered clinically when the systolic arterial pressure (SAP) was higher than 160 mmHg, and the diastolic arterial pressure (DAP) was lower than 90 mmHg. In our study population, an ISH prevalence of 11.9% was found in the elderly (above 60 years of age); whereas in the adult population (between 30 and 60 years), it amounted only to 4.5%

    Sexual dimorphism in arterial hypertension: an age-related phenomenon.

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    Epidemiological, clinical and experimental evidence is available indicating that male subjects develop hypertension with a higher probability than age-matched females. The sexual dimorphism of blood pressure (BP) has been observed both in normotensive and hypertensive subjects. In order to analyze the presence of sexual dimorphism of arterial hypertension (AH) and its relationship to the aging process - particularly to the menopause - the population screened in the Camerano Study has been examined. In addition, to evaluate sex-related differences in the AH, another sample of 3765 patients from our Hypertension Centre has also been considered. Our samples displayed a real cross-over in the prevalence of arterial hypertension, hypercolesterolemia, hyperglycemia and obesity in women versus men, after the menopausal period. In fact, in the adult group (20-54 years) the prevalence of arterial hypertension was significantly higher (P54 years), we observed a significantly higher prevalence (P<0.001) in females (46.6%) than in males (34.7%). These results suggest that the menopause and age can play a separate role in the sexual dimorphism of arterial hypertension. A significant gender-related difference in hypertensive patients was found only in hypercholesterolemia above the age of 50 years, namely, females have this disorder more frequentl

    [Defecography in the diagnosis of fecal incontinence: an analysis of the receiver operating characteristic (ROC)].

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    Two groups of patients with altered bowel habit and pelvic floor dysfunction, but comparable epidemiologic characteristics (i.e. n = 105 each; mean age and SD 47.3 +/- 15.8 yrs vs. 54.9 +/- 16.7 yrs; range 15-80 yrs vs. 9-88 yrs; F/M ratio 28:1 vs. 2.6:1) with the exception of the absence (or presence) of fecal incontinence, were examined with defecography, taking into account criteria other than anorectal angle values and anorectal junction mobility. At the Receiver Operating Characteristic (ROC) analysis a "barium leak sign", occurring either at rest or on straining was found to be a highly reliable index of fecal incontinence (specificity: 100% and 92-93%, respectively, intraobserver agreement K value = 0.82, Z = 21.58, p 10 mm at rest; (b) poor stop test (inability to interrupt the barium stream); (c) rectal diameter > 6.5 cm and < 4 cm (abnormally increased and reduced compliance, respectively). Defecography is a useful diagnostic tool in fecal incontinence and should precede anal endosonography, manometry and electromyography for proper therapeutic decision-making and in risk conditions, e.g., in the patients about to undergo elective pelvic surgery

    Camerano study on hypertension: association between arterial hypertension and cardiovascular risk factors.

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    The Camerano study on Arterial Hypertension (AH), was a cross-sectional study carried out on a population living in a small town in central Italy. Its aim was to show the prevalence of certain characteristics of AH. We studied the association between AH and other well-known cardiovascular risk factors (CRF) such as: hypercholesterolemia, hypertriglyceridemia, cigarette smoking, hyperglycemia, obesity and in particular the hereditary factor, evaluated as the degree of association between the AH of the subject and that of his parents. The results reveal a significantly high association between AH and all the CRF examined. Subjects suffering from AH had double the chance of concomitant another CRF compared to the normotensives. If three CRF are present at the same time, then the hypertensive subjects are three times as many. When hereditary factors are evaluated, then subjects with two hypertensive parents have twice as much probability of developing AH compared to subjects from a normotensive family
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