- Academic Editor
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†These authors contributed equally.
Background: To explore the value of a novel
ventricular-vascular coupling index (VVI) system in relation to age, gender and
body mass index (BMI). Methods: A total of 239 volunteers with
single-center and cross-sectional health screening were enrolled in the study.
Subjects were divided according to age (young [18–44 years], middle-age [45–59
years], old [60–80 years]), gender (male, female), and BMI (overweight/obese
[BMI