1,721,265 research outputs found

    Blood pressure, arterial function, structure, and aging: the role of hormonal replacement therapy in postmenopausal women

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    The occurrence of natural menopause may indicate that a woman is entering a period of increased risk for cardiovascular disease, due to both chronologic aging and lower levels of estrogen. This brief review aims to demonstrate the relevance of changes in blood pressure and large artery structure and function occurring after menopause. These changes, i.e., thickening and stiffening of large arteries (which, in turn would also result in increased systolic and pulse pressures), were found to predict subsequent cardiovascular events, independently of other known cardiovascular risk. The benefits of early hormone replacement therapy on the life expectancy of women have dramatically lost consensus since publication of the Women's Health Initiative study results. However, the authors believe that those results should increase the attention paid by clinicians and public health researchers to the individualization of hormone replacement therapy prescription for postmenopausal women, and to a better characterization of those vascular parameters and profiles identifying postmenopausal women who are most likely to benefit from specific hormone replacement therapy in terms of cardiovascular protection

    The burden of obesity on blood pressure is reduced in older persons: The SardiNIA study

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    Introduction: Being overweight or obese increases the risk of elevated blood pressure. However differences of their effects on blood pressure in different age groups are not clear. Objective: The aim of the present study was to evaluate differences of the effects of adiposity on the odds of having hypertension in different age groups. Design and Methods: Three thousand fifty-six subjects (1,532 women and 1,524 men) consist of the drug naive subjects from the SardiNIA study. Logistic regression models with backward elimination were used to determine and compare the association between categories of obesity on hypertension within young (â¤39), middle aged (40-59), and older (60+) subjects. Additional terms controlled for in the model were smoking and alcohol intake status. Results: The relationship of body mass index (BMI) on hypertension differed by age, as indicated by the significant interaction term of age with BMI (P <0.01). Older subjects had higher odds of having hypertension than younger subjects but these odds were lower for obese than for lean subjects (OR 10.45, 95% CIs 4.58-23.85 in obese versus OR 33.89, 95% CIs 17.94-64.02 in lean subjects). A similar trend was also observed in middle aged subjects. Conclusions: This study shows that among men and women, older age was associated with a lesser effect of BMI on the odds of having hypertension
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