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Table 2 Comparison of surgical outcomes and postoperative recovery

From: Short-term outcomes of robotic- versus laparoscopic-assisted Total Gastrectomy for advanced gastric Cancer: a propensity score matching study

Variables All Patients Patients after PSM
RATG(n = 126) LATG(n = 257) p RATG(n = 126) LATG(n = 126) p
Operation time, min (mean ± SD) 291.14 ± 59.18 270.27 ± 49.41 0.003 291.14 ± 59.18 270.34 ± 52.22 0.003
Bleeding, ml (mean ± SD) 154.37 ± 89.68 175.19 ± 105.44 0.028 154.37 ± 89.68 183.77 ± 95.39 0.004
Retrieved lymph nodes (mean ± SD) 34.90 ± 13.05 32.02 ± 12.41 0.037 34.90 ± 13.05 31.91 ± 12.46 0.065
N1 tier (mean ± SD) 25.83 ± 10.68 24.41 ± 10.09 0.206 25.83 ± 10.68 24.36 ± 10.00 0.261
N2 tier (mean ± SD) 9.07 ± 5.34 7.61 ± 4.57 0.007 9.07 ± 5.34 7.56 ± 4.50 0.016
Length of incision, cm (mean ± SD) 6.32 ± 1.58 6.34 ± 1.75 0.546 6.32 ± 1.58 6.46 ± 1.87 0.914
Proximal margin, cm (mean ± SD) 3.55 ± 1.69 3.67 ± 1.43 0.488 3.55 ± 1.69 3.67 ± 1.53 0.553
Distal margin, cm (mean ± SD) 7.14 ± 3.68 7.59 ± 3.79 0.275 7.14 ± 3.68 7.72 ± 3.83 0.225
R0/R1 116/10 244/13 0.265 116/10 118/8 0.625
Postoperative hospital stay, d (mean ± SD) 9.62 ± 2.86 9.93 ± 4.00 0.430 9.62 ± 2.86 9.86 ± 4.31 0.606
  1. RATG Robotic-assisted total gastrectomy, LATG Laparoscopic-assisted total gastrectomy, PSM Propensity Score Matching, SD Standard Deviation, R Residual disease(R classification)