Skip to main content

Table 2 Comparison of C-indices of 3D and 2D Rad-scores. The 95% confidence interval for each C-index is presented

From: Delta-radiomics signature predicts treatment outcomes after preoperative chemoradiotherapy and surgery in rectal cancer

  C-index P-value
3D 2D
LR Rad-score
 Continuous 0.893 ± 0.035 0.873 ± 0.050 0.24
 Binary 0.951 ± 0.026 0.926 ± 0.054 0.29
DM Rad-score
 Continuous 0.783 ± 0.039 0.774 ± 0.042 0.38
 Binary 0.894 ± 0.048 0.911 ± 0.040 0.64
DFS Rad-score
 Continuous 0.788 ± 0.039 0.763 ± 0.041 0.22
 Binary 0.897 ± 0.046 0.886 ± 0.048 0.41
  1. Abbreviations: LR local recurrence, DM distant metastasis, DFS disease-free survival