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Table 3 Comparison of the accuracy of the prognostic models and B4GALT1 expression for overall survival

From: B4GALT1 expression predicts prognosis and adjuvant chemotherapy benefits in muscle-invasive bladder cancer patients

Model   Training cohort   Validation cohort
C-index 95% CI P value C-index 95% CI P value
B4GALT1 (high vs. low) 0.644 0.558 ~  0.741 0.016 0.637 0.548 ~  0.726 0.028
TNM + Grade 0.700 0.606 ~  0.783 0.031 0.679 0.591 ~  0.766 0.039
TNM + Grade + B4GALT1 0.744 0.653 ~  0.822   0.746 0.648 ~  0.835  
  1. Note: P values indicating statistical significance of C-indices of combined TNM + Grade + B4GALT1 vs only B4GALT1 or TNM + Grade