Case Control Study
Copyright ©The Author(s) 2015.
World J Gastroenterol. May 14, 2015; 21(18): 5488-5495
Published online May 14, 2015. doi: 10.3748/wjg.v21.i18.5488
Figure 4
Figure 4 Kaplan-Meier survival analysis of all patients. A: Overall survival (P = 0.677); B: Disease-free survival (P = 0.62); C: Overall survival of N0 patients (P = 0.612); D: Overall survival of N1 patients (P = 0.513).