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Table 2 Area under the receiver operating characteristic (ROC) curve (AUC) for each clinicopathologic feature of patients with esophageal squamous cell carcinoma (ESCC)

From: Association of insulin-like growth factor-binding protein-3 with radiotherapy response and prognosis of esophageal squamous cell carcinoma

Feature AUC (95% confidence interval) P valuea
T category 0.658 (0.553–0.828) 0.028
N category 0.674 (0.540–0.809) 0.021
M category 0.678 (0.555–0.800) 0.021
Clinical stage 0.678 (0.555–0.800) 0.021
Overall survival 0.683 (0.548–0.818) 0.017
Progression-free survival 0.690 (0.553–0.828) 0.019
  1. aBy χ2 test