Table 2.
Surgical procedures and operative outcomes
| TLPPG, n = 22 | LAPPG, n = 43 | p value | |
|---|---|---|---|
| Operation time (min)a | 264.3 ± 37.3 | 246.7 ± 49.1 | 0.145 |
| Blood loss (mL)a | 18.5 ± 13.7 | 30.7 ± 22.2 | 0.008 |
| Lymph node dissectionb | 0.985 | ||
| D1 | 1 | 2 | |
| D1+ | 21 | 41 | |
| Co-resection | 0.247 | ||
| Yes | 1 | 6 | |
| No | 21 | 37 | |
| Celiac branch of the vagus nerve | 0.471 | ||
| Preserved | 22 | 42 | |
| Not preserved | 0 | 1 | |
| Infra-pyloric artery | 0.159 | ||
| Preserved | 21 | 43 | |
| Not preserved | 1 | 0 | |
| Infra-pyloric vein | < 0.001 | ||
| Preserved | 22 | 5 | |
| Not preserved | 0 | 38 | |
| Length of abdominal incision (cm)a | 3.8 ± 0.4 | 4.7 ± 0.6 | < 0.001 |
| Number of the harvested lymph nodesa | 39.5 ± 11.6 | 37.7 ± 14.8 | 0.635 |
| Conversion to open laparotomy | 0 | 0 | – |
aMean ± standard deviation
bAccording to the Japanese Gastric Cancer Treatment Guideline 2018