Brief Article
Copyright ©2013 Baishideng Publishing Group Co.
World J Gastrointest Oncol. Apr 15, 2013; 5(4): 81-87
Published online Apr 15, 2013. doi: 10.4251/wjgo.v5.i4.81
Figure 2
Figure 2 Kaplan-Meier survival curve showed significant difference in survival rate regarding prognostic factors. A: Serum carcinoembryonic antigen (CEA) level ≥ 2.5 ng/mL at presentation; B: Lymph node metastasis; C: Surgical margin; D: Receiving adjuvant chemotherapy. HR: Hazard ratio.