Fig. 4From: Long-term oncologic result of laparoscopic versus open gastrectomy for gastric cancer: a propensity score matching analysisThe 5-year disease-free survival after laparoscopic versus open gastrectomy estimated by the Kaplan-Meier method. a, all stages; b, pathologic stage 1; c, pathologic stage 2; d, pathologic stage 3Back to article page