Figure 2 | Scientific Reports

Figure 2

From: Comparison of short-term surgical outcomes using da Vinci S, Si and Xi Surgical System for robotic gastric cancer surgery

Figure 2

Subgroup analyses of operation time. (a) Distal gastrectomy group, (b) total and proximal gastrectomy group, (c) D1 and D1 + lymph node dissection group and (d) D2 lymph node dissection group. Quantitative results are expressed as medians and ranges. The bars in the figure are expressed as means ± SD. P values were calculated with Mann–Whitney U test. Si, da Vinci Si; Xi, da Vinci Xi.

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