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Predictive nomogram construction and validation. (a) The univariate Cox regression analysis's results. (b) The multivariate Cox regression analysis's results. (c) A nomogram for predicting the 1-, 2-, and 3-year OS of patients with HCC. (d) Nomogram calibration curves for OS prediction at 1, 2, and 3 years. (e) ROC analysis using TCGA database. (f) ROC analysis using the ICGC database.
