年龄、收缩压、心率与高血压患者大动脉扩张性变化关系密切。

Age, systolic blood pressure and heart rate had close relationship with distensibility of large arteries in patients with essential hypertension.

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大动脉扩张性降低表明动脉硬度增加，易出现各种心血管病并发症。

The lower distensibility of large arteries is related to increasing arterial stiffness, and these patients may be prone to get more cardiovascular complications.

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二维超声检测动脉扩张性的改变能敏感反映高血压患者动脉缓冲功能和内皮功能的损害，为临床提供了一个重要的无创指标，具有广阔的应用价值。

The change of artery distensibility was early and sensitive index to reflect artery buffering function and endothelial function which would have important value in clinic.

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