Population
62 subjects, comprising 42 patients with borderline hypertension and 20 normotensive controls.
Design
Cross-sectional
Authors
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Reduced HRV may mark early autonomic involvement in borderline HTN with LVH; hypothesis-generating and requires prospective validation before clinical use.
Borderline hypertensive patients with left ventricular hypertrophy exhibit reduced heart rate variability, which correlates with impaired left ventricular diastolic filling.
Martini et al. (2001) studied this question.
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