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Table 3 Predictive performance of the three models

From: Hepatocellular carcinoma: radiomics nomogram on gadoxetic acid-enhanced MR imaging for early postoperative recurrence prediction

  Training cohort Validation cohort
AUC(95%CI) SEN SPE P AUC(95%CI) SEN SPE P
(1) Radiomics score 0.757 (0.667–0.846) 92.3 44.6   0.728 (0.580–0.877) 69.6 70.8  
(2) Clinical-radiological nomogram 0.796 (0.712–0.881) 75.0 76.8   0.814 (0.682–0.947) 78.3 83.3  
(3) Radiomics nomogram 0.844 (0.769–0.919) 73.1 85.7   0.841 (0.722–0.959) 91.3 75.0  
1 vs. 2 0.453   0.310
1 vs. 3 0.012*   0.013*
2 vs. 3 0.045*   0.131
  1. 1 indicates radiomics score; 2 indicates clinical-radiological nomogram; 3 indicates radiomics nomogram
  2. SEN sensitivity, SPE specificity, AUC area under the curve, CI confidence interval
  3. *P < 0.05 indicates a significant difference