Fig. 1

Receive operating characteristic (ROC) curves of machine-learning and logistic regression models for predicting prostate cancer (PCa) and clinically significant prostate cancer (CSPCa) in the validation cohort. a PCa: Gleason score ≥ 3 + 3; b CSPCa: Gleason score ≥ 3 + 4. Abbreviations ANN artificial neural network, SVM support vector machine, CART classification and regression tree, RF random forest, LR logistic regression