Why the study?
Does essential hypertension alter hemodynamic and autonomic regulation during sleep compared to normotensive individuals?
Population
19 individuals free of sleep apnea
Comparison
Essential hypertension (observational exposure) vs Normotensive individuals
Design
Cross-sectional
Authors
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Supports nocturnal autonomic imbalance in hypertension; leaves open whether targeting these parameters improves outcomes.
Does essential hypertension alter hemodynamic and autonomic regulation during sleep compared to normotensive individuals?
Hypertension is associated with depressed baroreflex sensitivity and increased sympathetic activation during sleep, which may contribute to cardiovascular events.
Drager et al. (2009) studied this question.
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