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Kaplan-Meier curves of overall survival (OS) among patients with low stage and advanced tumor stage.
Esophageal adenocarcinoma (A) early stage, (B) advanced stage. Stomach adenocarcinoma (C) early stage, (D) advanced stage. Colon adenocarcinoma (E) early stage, (F) advanced stage. Rectum adenocarcinoma (G) early stage, (H) advanced stage. Patients in high-risk group suffer poor OS whether with early or advanced tumor stage.
