Prognostic factors for disease-free survival in postoperative patients with hepatocellular carcinoma and construction of a nomogram model

Figure 1 Kaplan-Meier curve of disease-free survival according to different subgroups. A: Age groups; B: Stage groups; C: History of hepatitis B groups.

Figure 2 Kaplan-Meier curves of disease-free survival in different age groups based on tumor node metastasis stage. A: Kaplan-Meier curves of disease-free survival (DFS) in different age groups based on I-II stage; B: Kaplan-Meier curves of DFS in different age groups based on III-IV stage.

Figure 3 Kaplan-Meier curves of disease-free survival in different stage groups based on age. A: Kaplan-Meier curves of disease-free survival (DFS) in different stage groups based on age ≥ 70 years; B: Kaplan-Meier curves of DFS in different stage groups based on age < 70 years.

Figure 4 Kaplan-Meier curves of disease-free survival in patients with a different history of hepatitis B based on tumor node metastasis stage. A: Kaplan-Meier curves of disease-free survival (DFS) in groups with a different history of hepatitis B based on I-II stage; B: Kaplan-Meier curves of DFS in groups with a different history of hepatitis B based on III-IV stage.

Figure 5 Nomogram for predicting disease-free survival of hepatocellular carcinoma patients after curative resection. TNM: Tumor node metastasis.

Figure 6 Calibration curves of the prognostic nomogram for disease-free survival in hepatocellular carcinoma patients. A: 3-year calibration curves of the prognostic nomogram for disease-free survival (DFS) in hepatocellular carcinoma (HCC) patients; B: 5-year calibration curves of the prognostic nomogram for DFS in HCC patients.

Figure 7 The receiver operator characteristic curves of the prognostic nomogram and tumor node metastasis stage. TNM: Tumor node metastasis.

Figure 8 The decision curve analysis curve of the prognostic nomogram for disease-free survival in hepatocellular carcinoma patients. A: 3-year decision curve analysis (DCA) curves of the prognostic nomogram for disease-free survival (DFS) in hepatocellular carcinoma (HCC) patients; B: 5-year DCA curves of the prognostic nomogram for DFS in HCC patients.