Retrospective Study
Copyright ©The Author(s) 2015.
World J Gastroenterol. Jan 14, 2015; 21(2): 549-555
Published online Jan 14, 2015. doi: 10.3748/wjg.v21.i2.549
Figure 2
Figure 2 Comparison of cause-specific survival rates of patients in each of the histological subgroups. Four hundred and forty-six patients were divided into four histological subgroups, pure D, pure U, D > U, and U > D groups. Five-year cause-specific survival rates of the patients in each group were analyzed with the Kaplan-Meier method and log rank test. P < 0.05 was considered statistically significant. aP < 0.05 vs control; D: Differentiated; U: Undifferentiated.