Table 1 Clinicopathological and operative characteristics of enrolled patients
Variables | All patients (N = 810) |
|---|---|
Age (years) | Â |
 Median (range) |   65 (28–91) |
Sex, N (%) | Â |
 Male | 587 (72.5) |
 Female | 223 (27.5) |
Performance status (ECOG), N (%) | Â |
 0 | 679 (83.8) |
 1 | 117 (14.5) |
 2 |   10 (1.2) |
 3 |    4 (0.5) |
Body mass index (kg/m2) | Â |
 Median (range) | 22.7 (13.1–53.3) |
Charlson Comorbidity Index score, N (%) | Â |
 0 | 542 (66.9) |
 1 | 170 (21.0) |
 2 |   62 (7.7) |
 ≥ 3 |   36 (4.4) |
Type of gastrectomy, N (%) | Â |
 TG | 225 (27.8) |
 DG | 482 (59.5) |
 PG |   76 (9.4) |
 PPG |   27 (3.3) |
Lymphadenectomy, N (%) | Â |
 D1 | 300 (37.1) |
 D1+ | 146 (18.0) |
 D2 | 347 (42.8) |
 D3 |   17 (2.1) |
Combined resection, N (%) | Â |
 Absent | 110 (13.6) |
 Present | 700 (86.4) |
Postoperative hospital stay (days) | Â |
 Median (range) |   18 (8–325) |
Operative time (min.) | Â |
 Median (range) | 262 (83–724) |
Blood loss (mL) | Â |
 Median (range) | 240 (5–9580) |
Postoperative complications*, N (%) | Â |
 Absent | 602 (74.3) |
 Present | 208 (25.7) |
Pathological stage†, N (%) |  |
 pStage I | 661 (81.6) |
 pStage II | 102 (12.6) |
 pStage III |   47 (5.8) |