刘杏等建立判别函数的受试者工作特征(receiver operator characteristic,ROC)曲线下面积为0.834,敏感性和特异性分别为90.3%、61.1%.
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应用受试者工作特征曲线（ROC曲线）评价彩色超声判断实性浅表软组织肿物良恶性的价值。
To investigate the value of color Doppler ultrasound in differentiation of benign and malignant solid superficial soft-tissue tumors using receiver operation characteristic curve(ROC curve).
结果经过绘制受试者工作特征（ROC）曲线，血液动力学检测预警卒中的最佳积分值截断点应为75分以下。
Results Score of optimal cut off point of cerebral vascular hemodynamic indexes was under 75 in ROC curve analyses.
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