EZH2 and liver dysplastic nodule: Additionally, the AUC of serum EZH2 expression in diagnosing the poor prognosis of patients with DN undergoing peritoneal dialysis was 0.787 (95% CI: 0.718-0.861), with the sensitivity, specificity and cut-off value of 86.2%, 72.7% and 135.27 ng/ml, respectively.