Table 2.
Summary of the latest comparative studies for robotic gastrectomy.
| Author | Year | Type of approach |
Number of patients |
Type of surgery (TG/STG) |
LN dissection (limited/D2) |
Operation time (min) |
Blood loss (ml) |
Number of retrieved LN |
Hospital stay (days) |
Morbidity (%) |
Mortality (%) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Pugliese et al. [81] | 2009 | R | 9 | 0/9 | 0/9 | 350 | 92 | 27.5 | 11 | — | — |
| L | 46 | 0/46 | 0/46 | 236 | 156 | 31.5 | 10 | — | — | ||
| Song et al. [82] | 2009 | R, initial | 20 | 0/20 | 16/4 | 230 | 94.8 | 35.3 | 5.7 | 5 | 0 |
| L, initial | 20 | 0/20 | 10/−10 | 289 | — | 31.5 | 7.7 | 5 | 0 | ||
| L, recent | 20 | 0/20 | 12/8 | 134 | 39.5 | 42.7 | 6.2 | 10 | 0 | ||
| Pugliese et al. [83] | 2010 | R | 16 | 0/16 | 0/18 | 344 | 90 | 25 | 10 | 6 | — |
| L | 48 | 0/48 | 0/52 | 235 | 148 | 31 | 10 | 12.5 | — | ||
| Kim et al. [39] | 2010 | R | 16 | 0/16 | 2/14 | 259.2 | 30.3 | 41.1 | 5.1 | 0 | 0 |
| L | 11 | 0/11 | 3/8 | 203.9 | 44.7 | 37.4 | 6.5 | 9 | 0 | ||
| O | 12 | 0/12 | 0/12 | 126.7 | 78.8 | 43.3 | 6.7 | 16 | — | ||
| Woo et al. [12] | 2011 | R | 236 | 62/172 | 131/105 | 219.5 | 91.6 | 39 | 7.7 | 11 | 0.4 |
| L | 591 | 108/481 | 312/279 | 170.7 | 147.9 | 37.4 | 7 | 13.7 | 0.3 | ||
| Caruso et al. [10] | 2011 | R | 29 | 12/17 | 0/29 | 290 | 197.6 | 28 | 9.6 | 41.4 | 0 |
| O | 120 | 37/83 | 0/120 | 222 | 386.1 | 317 | 13.4 | 42.5 | 3.3 | ||
| Yoon et al. [61] | 2012 | R | 36 | 36/0 | — | 305.8 | — | 42.8 | 8.8 | 16.7 | 0 |
| L | 65 | 65/0 | — | 210.2 | — | 39.4 | 10.3 | 15.4 | 0 | ||
| Eom et al. [18] | 2012 | R | 30 | 0/30 | 10/−20 | 229.1 | 152.8 | 30.2 | 7.9 | 13 | 0 |
| L | 62 | 0/62 | 28/34 | 189.4 | 88.3 | 33.4 | 7.8 | 6 | 0 | ||
| Huang et al. [20] | 2012 | R | 39 | 7/32 | 5/34 | 430 | 50 | 32 | 7 | 14.4 | 2.6 |
| L | 64 | 7/57 | 52/12 | 350 | 100 | 26 | 11 | 15.6 | 2.6 | ||
| O | 586 | 179/407 | 70/516 | 320 | 400 | 34 | 12 | 14.7 | 1.4 | ||
| Kang et al. [84] | 2012 | R | 100 | 16/84 | 32/68 | 202 | 93.2 | — | 9.8 | 14 | 0 |
| L | 282 | 37/245 | — | 173 | 173.4 | — | 8.1 | 10.3 | 0 | ||
| Kim et al. [85] | 2012 | R | 436 | 109/327 | 226 | 85 | 40.2 | 7.5 | 9.6 | 0.4 | |
| L | 861 | 158/703 | 176 | 112 | 37.6 | 7.8 | 8.9 | 0.3 | |||
| O | 4542 | 1232/3309 | 158 | 192 | 40.5 | 10.2 | 10.1 | 0.4 | |||
| Park et al. [34] | 2012 | R | 30 | 218 | 60 | 35 | 7 | 17 | 0 | ||
| L | 120 | 140 | 75 | 34 | 7 | 7.5 | 0 | ||||
| Hyun et al. [21] | 2013 | R | 38 | 9/29 | 24/14 | 234.4 | 131.3 | 32.8 | 10.5 | 47.3 | 0 |
| L | 83 | 18/65 | 65/18 | 220 | 130.4 | 32.6 | 11.9 | 38.5 | 0 | ||
| Huang et al. [22] | 2014 | R | 72 | 8/64 | 5/67 | 357.9 | 79.6 | 30.6 | 11 | 12.5 | 1.4 |
| L | 73 | 10/63 | 32/41 | 319.8 | 116 | 28.1 | 13.2 | 8.2 | 1.4 | ||
| Junfeng et al. [23] | 2014 | R | 120 | 26(TG)/ 92(STG)/ 2(PG) |
234.8 | 118.3 | 34.6 | 7.8 | 5.8 | — | |
| L | 394 | 118(TG)/ 261(STG)/ 15(PG) |
221.3 | 137.6 | 32.7 | 7.9 | 4.3 | — | |||
| Kim et al. [24] | 2014 | R | 172 | 98/74 | 206.4 | 59.8 | 37.3 | 7.1 | 5.2 | 0 | |
| L | 481 | 246/235 | 167.1 | 134.9 | 36.8 | 6.7 | 4.2 | 3 | |||
| Son et al. [11] | 2014 | R | 51 | 51/0 | 0/51 | 264.1 | 163.4 | 47.2 | 8.6 | 15.7 | 2 |
| L | 58 | 58/0 | 0/58 | 210.3 | 210.7 | 42.8 | 7.9 | 22.4 | 0 | ||
| Noshiro et al. [37] | 2014 | R | 21 | 0/21 | 13/8 | 439 | 96 | 44 | 8 | 9.5 | 0 |
| L | 160 | 0/160 | 79/81 | 315 | 115 | 40 | 13 | 10 | 0 | ||
| Han et al. [35] | 2015 | R | 68 | 68(PPG) | 258.3 | 33.4 | 19.1 | 0 | |||
| L | 68 | 68(PPG) | 193.9 | 36.5 | 22.1 | 0 | |||||
| Lee et al. [25] | 2015 | R | 133 | 0/133 | 0/133 | 217.5 | 47 | 41.2 | 6.2 | 10.5 | 0 |
| L | 267 | 0/267 | 0/267 | 171 | 87.1 | 39.9 | 7 | 12.7 | 0 | ||
| Okumura et al. [36] | 2015 | R | 49(E) 321(Y) |
10(E)85(Y)/ 39(E)236(Y) |
28(E)185(Y)/ 21(E)136(Y) |
227.3(E) 219.6(Y) |
84.8(E) 71.4(Y) |
36.5(E) 41.5(Y) |
5(E)5(Y) | 14.3(E) 11.8(Y) |
0(E)0(Y) |
| L | 132(E) | 20/112 | 15/57 | 174.3 | 156.7 | 32.6 | 6 | 18.2 | 0.8 | ||
| Seo et al. [55] | 2015 | R | 40 | 0/40 | 22/18 | 243 | 76 | 40.4 | 6.75 | 27.5 | 0 |
| L | 40 | 0/40 | 23/17 | 224 | 227 | 35.4 | 7.37 | 30 | 0 | ||
| You et al. [86] | 2015 | R | 16 | 0/16 | 5/11 | 271.9 | 44.3 | 11.4 | 12.5 | 0 | |
| L | 20 | 0/20 | 11/9 | 241 | 39.9 | 9.7 | 15 | 0 | |||
| O | 12 | 0/12 | 11/1 | 178.8 | 41.6 | 11.8 | 8.3 | 0 | |||
| Kim et al. [14] | 2016 | R | 223 | 42(TG)/ 1(PG)/ 20(PPG)/ 160(STG) |
113/110 | 226 | 50 | 33 | 6 | 30 | 0 |
| L | 211 | 30(TG)/ 1(PG)/ 13(PPG)/ 167(STG) |
128/83 | 180 | 60 | 32 | 6 | 30 | 0 | ||
| Kim et al. [6] | 2016 | R | 87 | 0/87 | 8/79 | 248.4 | — | 37.1 | 6.7 | 5.7 | 1.1 |
| L | 288 | 0/288 | 95/193 | 230 | — | 34.1 | 7.4 | 9 | 0.3 | ||
| Nakauchi et al. [38] | 2016 | R | 84 | 27/57 | 35/49 | 378 | 44 | 40 | 14 | 2.4 | — |
| L | 437 | 136/301 | 232/205 | 361 | 33 | 38 | 15 | 12.8 | — | ||
| Shen et al. [26] | 2016 | R | 93 | 23/70 | 43/50 | 257.1 | 176.6 | 33 | 9.4 | 9.8 | — |
| L | 330 | 75/255 | 100/230 | 226.2 | 212.5 | 31.3 | 10.6 | 10 | — | ||
| Wang et al. [13] | 2016 | R | 151 | 47/104 | 24/127 | 242.7 | 94.2 | 29.1 | 5.7 | 9.3 | — |
| O | 145 | 53/92 | 21/124 | 192.4 | 152.8 | 30.1 | 6.4 | 10.3 | — |
TG: total gastrectomy; STG: subtotal gastrectomy; PPG: pylorus preserving gastrectomy; PG: proximal gastrectomy.