Why the study?
Does estrogen therapy improve autonomic control of heart rate in postmenopausal women?
Population
37 women, including 13 young, 10 postmenopausal undergoing estrogen therapy, and 14 postmenopausal not…
Comparison
Estrogen therapy vs Postmenopausal women not undergoing estrogen…
Design
Cross-sectional
Authors
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Estrogen therapy was associated with preserved autonomic balance; hypothesis-generating and requires prospective confirmation before practice change.
Does estrogen therapy improve autonomic control of heart rate in postmenopausal women?
Estrogen therapy appears to attenuate the age-related decrease in heart rate variability, promoting a reduction in sympathetic activity on the heart.
Neves et al. (2007) studied this question.
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