Construction and validation of a neovascular glaucoma nomogram in patients with diabetic retinopathy after pars plana vitrectomy

Figure 2 The prediction performance of the model was evaluated on the internal and external validation set. A: Receiver operating characteristic (ROC) curve of the internal validation set; B: Calibration curves of the internal validation set; C: ROC curve of the external validation set; D: Calibration curves for the external validation set. AUC: Area under the curve; CI: Confidence interval; ROC: Receiver operating characteristic.