Clinical application of the nomogram
The DCA can assess the potential clinical value of the nomogram, and the results show a good clinical potential value in both the training group and the validation set (Fig. DCA of the nomogram in the training set (Kaplan–Meier curves of patients in the low-risk and high-risk groups in the training set (Kaplan–Meier curves of patients with different radiotherapy in the low-risk group (Kaplan–Meier curves of patients with or without chemotherapy in the low-risk group (