Table 2 Comparison of biochemical recurrence (BCR) within 1 year.

From: Automated acquisition of explainable knowledge from unannotated histopathology images

 AUCaPseudo R-squared
Gleason score (pathologist)0.744 [95% CI 0.672–0.816]0.182 [p-value 0.11]
Ridge (automated)0.801 [95% CI 0.748–0.854]0.222 [p-value 0.018]
Lasso (automated)0.804 [95% CI 0.749–0.860]0.227 [p-value 0.018]
SVM (automated)0.820 [95% CI 0.766–0.873]0.194 [p-value 0.090]
Ridge + Gleason score0.824 [95% CI 0.770–0.878]0.267 [p-value 0.0098]
Lasso + Gleason score0.830 [95% CI 0.772–0.888]0.334 [p-value 0.0060]
SVM + Gleason score0.842 [95% CI 0.788–0.896]0.247 [p-value 0.037]
  1. BCR predictions at Nippon Medical School Hospital (NMSH) (cross validation)
  2. AUCa: the reported values are averages with 95% confidence interval. The bold values indicate the highest accuracies for lasso, ridge and support vector machine (SVM)
  3. aArea under the curve (AUC)