Table 6.
Comparison of postoperative complications in subgroup analysis
| Variable | Overall | Non-obese | Obese | ||||||
|---|---|---|---|---|---|---|---|---|---|
| LAG (n = 724) | TLG (n = 967) | P value | LAG (n = 557) | TLG (n = 698) | P value | LAG (n = 167) | TLG (n = 269) | P value | |
| Overall complications (%) | 77 (10.6) | 86 (8.9) | 0.23 | 56 (10.1) | 63 (9.0) | 0.54 | 21 (12.6) | 23 (8.6) | <0.01 |
| Anastomotic leakage (%) | 2 (0.3) | 4 (0.4) | 2 (0.4) | 3 (0.4) | 0 (0.0) | 1 (0.4) | |||
| Anastomotic stricture (%) | 3 (0.4) | 3 (0.3) | 3 (0.5) | 3 (0.4) | 0 (0.0) | 0 (0.0) | |||
| Anastomotic bleeding (%) | 4 (0.6) | 5 (0.5) | 4 (0.7) | 4 (0.6) | 0 (0.0) | 1 (0.4) | |||
| Intracorporeal hemorrhage (%) | 7 (1.0) | 6 (0.6) | 6 (1.1) | 5 (0.7) | 1 (0.6) | 1 (0.4) | |||
| Abdominal abscess (%) | 9 (1.2) | 15 (1.6) | 6 (1.1) | 11 (1.6) | 3 (1.8) | 4 (1.5) | |||
| Stasis (%) | 12 (1.7) | 17 (1.8) | 7 (1.3) | 11 (1.6) | 5 (3.0) | 6 (2.2) | |||
| Pancreatic leakage (%) | 7 (1.0) | 7 (0.7) | 7 (1.3) | 7 (1.0) | 0 (0.0) | 0 (0.0) | |||
| Ileus (%) | 6 (0.8) | 4 (0.4) | 2 (0.4) | 2 (0.3) | 4 (2.4) | 2 (0.7) | |||
| Lymphorrhea (%) | 9 (1.2) | 8 (0.8) | 7 (1.3) | 7 (1.0) | 2 (1.2) | 1 (0.4) | |||
| Wound infection (%) | 5 (0.7) | 2 (0.2) | 2 (0.4) | 0 (0.0) | 3 (1.8) | 2 (0.7) | |||
| Others (%) | 13 (1.8) | 15 (1.6) | 10 (1.8) | 10 (1.4) | 3 (1.8) | 5 (1.9) | |||
LAG laparoscopic-assisted gastrectomy, TLG totally laparoscopic gastrectomy