Table 2.
Perioperative outcomes and pathologic results about LAPPG and LADG
| Variables | LAPPG(n = 70) | LADG(n = 97) | P value |
|---|---|---|---|
| Mean operation time (min)b | 220.5 ± 17.2 | 223.8 ± 28.1 | 0.216 |
| Mean blood loss (ml)b | 46.9 ± 49.6 | 48.5 ± 51.1 | 0.830 |
| Mean maximum tumor diameter (cm)b | 1.8 ± 0.7 | 1.8 ± 0.7 | 0.934 |
| Mean proximal margin (cm)b | 2.9 ± 0.8 | 3.0 ± 0.8 | 0.233 |
| Positive proximal margin rate | 0 (0%) | 0 (0%) | 1.000 |
| Mean distal margin (cm)b | 3.8 ± 1.4 | 3.6 ± 1.7 | 0.265 |
| Positive distal margin rate | 0 (0%) | 0 (0%) | 1.000 |
| Mean total no. of examined lymph nodesb | 22.4 ± 5.3 | 23.2 ± 5.5 | 0.337 |
| Median postoperative hospitalization (days, range) | 8 (7–30) | 8 (7–27) | 0.199 |
| Median postoperative first flatus (days, range) | 4 (3–5) | 4 (2–5) | 0.571 |
| Median postoperative gastric tube decompression (days, range) | 4 (2–20) | 3 (2–19) | 0.656 |
| Median postoperative fluid diet start (days, range) | 5 (4–21) | 5 (4–19) | 0.346 |
| Postoperative complicationa ≥ II (no. of patients) | 11 (15.7%) | 13 (13.4%) | 0.824 |
| Gastric stasis | 4 (5.7%) | 2 (2.1%) | |
| Anastomotic leak | 1 (1.4%) | 3 (3.1%) | |
| Abdominal absces | 1 (1.4%) | 2 (2.1%) | |
| Respiratory complication | 5 (7.1%) | 6 (6.2%) | |
| Differentiation | 0.215 | ||
| Well or moderate differentiation | 47 (67.1%) | 68 (76.4%) | |
| Poorly differentiation or Signet ring cell | 23 (32.9%) | 21 (23.6%) | |
| pT category | 1.000 | ||
| T1a | 33 (47.1%) | 45 (46.4%) | |
| T1b | 37 (52.9%) | 52 (53.6%) | |
| Hospitalization expenses (Ten thousands)b | 4.6 ± 0.5 | 5.3 ± 0.4 | 0.004 |
aAcording to the Clavien–Dindo classification
bValues are shown as mean ± standard deviation