研究背景概述：患者对治疗的预期值可能是手术后自身相关效果的一个重要预测因子。
Summary of Background Data. Patients' expectations of treatment are a potentially important predictor of self-rated outcome after surgery.
应用ROC曲线探讨CEA作为结直肠术后复发的预测指标的意义及最佳临界值的划分。
Receiver operating characteristic curve (ROC) was used to evaluate the cutoff value of S-CEA level as a predicting factor for the prognosis of CRC.
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