Population
106 normal subjects, mean age 64.3 +/- 9.5 years, 60% male
Design
Cross-sectional
Authors
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Normative ventricular timing data may guide echo interpretation in healthy adults; leaves open predictive value in disease.
In normal hearts, systolic and diastolic functions are highly synchronized with LV contraction slightly preceding RV, and age and heart rate predominantly affect diastolic rather than systolic parameters.
Yu et al. (2003) studied this question.
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