Research Article
Equipping the American Joint Committee on Cancer Staging for Resectable Pancreatic Ductal Adenocarcinoma with Tumor Grade: A Novel Staging System
Figure 1
Staging system and corresponding Kaplan-Meier survival curves for the training set; TN stages and survival duration using the 8th AJCC staging system (a), G (grade)-TN stages and survival duration using the novel staging system (b), Kaplan-Meier survival curves for the patients using the 8th AJCC staging system (c), or novel staging system (d).
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