Table 3.
Operative details
| OG (48) | LG (27) | P value | |
|---|---|---|---|
| Extent of LN dissectiona | |||
| D0 | 17 | 2 | 0.002 |
| D1 | 8 | 3 | |
| D1+ | 14 | 6 | |
| D2 | 9 | 16 | |
| TNM stage | |||
| Ia | 44 | 25 | 0.741 |
| Ib | 3 | 2 | |
| IIa | 1 | 0 | |
| Reconstruction | |||
| GD | 35 | 22 | 0.656 |
| GJ | 6 | 1 | |
| GJJJ | 5 | 3 | |
| RYGJ | 2 | 1 | |
| Op time (min) | 134.4 ± 41.0 | 153.4 ± 47.9 | 0.076 |
| No. of retrieved LNs | 20.3 ± 9.7 | 30.6 ± 15.3 | 0.003 |
| Hospital stay (days) | 14.5 ± 6.2 | 11.2 ± 3.7 | 0.005 |
| Drain amount until POD#6 | 1851 ± 1772 | 1177 ± 1866 | 0.157 |
aAccording to the 2010 Japanese gastric cancer treatment guidelines (ver. 3) [6]
OG open gastrectomy group, LG laparoscopic or laparoscopic-assisted gastrectomy group, LN lymph node, GD gastrodeudenal anastomosis, GJ gastrojejunal anastomosis, GJJJ gastrojejunal with jejunojejunal anastomosis, RYGJ Roux-en-Y gastrojejunal anastomosis, POD# postoperative day number