Fig. 4.

(A) Comparison of the operating time among initial robotic, experienced robotic and laparoscopic gastrectpmy groups. (B) Comparison of the blood loss during the operation among the initial robotic, experienced robotic and laparoscopic gastrectomy groups. (C) Comparison of the length of hospital stay among the initial robotic, experienced robotic and laparoscopic gastrectomy groups. ^*Means P<0.05 by Tukey's honestly significant difference post-hoc test. Error bars represent standard error.