Table 3 Surgical characteristics according to treatment period
Whole series (n = 936) | 1980-1989 (n = 275) | 1990-1999 (n = 239) | 2000-2010 (n = 422) | P* | |
|---|---|---|---|---|---|
Extent of resection | |||||
Total gastrectomy | 450 (48) | 128 (46.6) | 140 (58.6) | 182 (43.1) | <0.001 |
Subtotal distal gastrectomy | 433 (46.3) | 139 (50.5) | 90 (37.6) | 204 (48.4) | |
Total degastro-gastrectomy | 35 (3.8) | 5 (1.8) | 9 (3.8) | 21 (5) | |
Upper polar resection | 18 (1.9) | 3 (1.1) | 0 | 15 (3.5) | |
Margin status | |||||
R0 | 723 (77.2) | 213 (77.5) | 178 (74.5) | 336 (79.6) | 0.689 |
R1/2 | 213 (22.8) | 62 (22.5) | 61 (25.5) | 90 (21.4) | |
Multivisceral resections | 195 (21) | 35 (12.7) | 37 (15.5) | 123 (29.6) | <0.001 |
Lymph nodes retrieved | |||||
<15 | 225 (24) | 114 (41.5) | 31 (13) | 71 (16.8) | <0.001 |
15-30 | 327 (35) | 84 (30.5) | 66 (27.6) | 157 (37.2) | |
≥30 | 384 (41) | 77 (28) | 142 (59.4) | 194 (46) | |
Perioperative morbidity** | 230 (25.3) | 74 (26.9) | 72 (30.1) | 82 (19.4) | 0.004 |
Anastomotic leak | 39 (4.2) | 8 (2.9) | 15 (6.3) | 16 (3.8) | |
Intra-abdominal abscess | 27 (2.9) | 11 (4) | 11 (4.6) | 5 (1.2) | |
Abdominal wound dehiscence | 4 (0.4) | 2 (0.7) | 1 (0.4) | 1 (0.2) | |
Wound infection | 11 (1.2) | 8 (2.9) | 2 (0.8) | 1 (0.2) | |
Duodenal stump dehiscence | 6 (0.6) | 3 (1) | 0 | 3 (0.7) | |
Pneumonia | 31 (3.3) | 13 (4.7) | 8 (3.3) | 10 (2.4) | |
Pulmonary embolism | 5 (0.5) | 3 (1) | 1 (0.4) | 1 (0.2) | |
Hemorrhage | 26 (2.8) | 1 (0.4) | 10 (4.2) | 15 (3.5) | |
Pancreatic fistula | 10 (1) | 2 (0.7) | 5 (2) | 3 (0.7) | |
Intestinal obstruction | 3 (0.3) | 2 (0.7) | 0 | 1 (0.2) | |
Melena | 3 (0.3) | 1 (0.4) | 1 (0.4) | 1 (0.2) | |
Other | 69 (7.4) | 23 (8.4) | 18 (7.5) | 28 (6.6) | |
Perioperative mortality | 33 (3.7) | 17 (6.2) | 10 (4.2) | 6 (1.6) | 0.009 |