运动人体科学和医学一样也应用了多种心功能测试手段和心功能评估方法。
Like clinical medicine, sports medicine also applies many methods to evaluate cardiac function.
用外周血管评估指数和心功能评估指数构成参数平面，应用约登指数将该平面分割为9个区域，分别对应不同的心血管状态；
The above two indexes were utilized to establish a parameter plane. The plane was divided into 9 areas to indicate various cardiovascular statuses by 'Youden index'.
但是由于缺乏能够客观量化的指标，使得心音信号检测在诊断和评估心功能方面仍然只是一种辅助手段。
However, the heart sound detection is still only an accessorial tool to diagnose or evaluate cardiac function, because it lacks objective and quantitative indices.
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