Brief Article
Copyright ©2012 Baishideng Publishing Group Co.
World J Gastroenterol. Jul 21, 2012; 18(27): 3610-3616
Published online Jul 21, 2012. doi: 10.3748/wjg.v18.i27.3610
Figure 2
Figure 2 Cumulative survival of Groups I-IV according to the status of lymph node metastasis and lymphatic and/or blood vessel invasion. There was a significant difference in overall survival between the four groups (P = 0.009). Moreover, there was a significant difference in overall survival between Groups I and II (P = 0.022). However, the comparison of Group III with IV revealed no significant difference (P = 0.482). LBVI: Lymphatic and/or blood vessel invasion; LN: Lymph node.