Fig. 3From: Prognostic significance of surgery and radiotherapy in elderly patients with localized prostate cancer: establishing and time-based external validation a nomogram from SEER-based studyCalibration curve of the nomograms for predicting 3-,5-,8-year CSS and OS in elderly patients with localized prostate cancer. AÂ Calibration curve of the nomograms for predicting CSS in the training set. BÂ Calibration curve of the nomograms for predicting CSS in the validation set. CÂ Calibration curve of the nomograms for predicting OS in the training set. DÂ Calibration curve of the nomograms for predicting OS in the validation set. The horizontal axis is the predicted value in the nomogram, and the vertical axis is the observed valueBack to article page