Table 5.
Lymph-node-sparing resections versus lymph node dissection: Baseline and operative parameters and morbidity
| No Lymph Nodes resected | Lymph node dissection, N0 | Lymph node dissection, N+ | ||
|---|---|---|---|---|
| Total n | 136 (16.8) | 546 (67.4) | 128 (15.8) | |
| Parameter | n(%)/mean (SE) | n(%)/mean (SE) | n(%)/mean (SE) | p-value |
| Age in years | 56.2 (1.1) | 58.8 (0.5) | 59.1 (1.1) | 0.065 |
| Sex | ||||
| Female | 66 (48.5) | 72 (56.3) | 250 (45.8) | |
| Male | 70 (51.5) | 56 (43.7) | 296 (54.2) | 0.102 |
| BMI in kg/m2 | 30.8 (0.6) | 29.5 (0.9) | 29.0 (0.9) | 0.311 |
| Tumor Site | ||||
| Head | 17 (12.5) | 185 (33.9) | 86 (67.2) | <0.001 |
| Tail/body | 114 (83.8) | 354 (64.8) | 42 (32.8) | |
| Complete pancreas | 5 (3.7) | 7 (1.3) | 0 (0.0) | |
| Operative parameters | ||||
| Parameter | n(%)/mean (SE) | n(%)/mean (SE) | n(%)/mean (SE) | p-value |
| Minimal invasive | 210 (38.5) | 32 (25.0) | 59 (43.4) | 0.005 |
| procedures Blood loss (ml) | 225.1 (1.2) | 378.9 (2.2) | 471.4 (1.5) | <0.001 |
| Operative time (min) | 177.7 (1.7) | 262.3 (1.4) | 297.5 (1.3) | <0.001 |
| Postoperative complications | ||||
| Postoperative complications | ||||
| No | 82 (60.3) | 256 (56.9) | 55 (43.0) | |
| Yes | 54 (39.7) | 290 (53.1) | 73 (47.0) | 0.008 |
| POPF grade B/C | 20 (14.7) | 100 (18.3) | 18 (14.0) | 0.183 |
| DGE | 2 (2.4) | 50 (12.9) | 13 (14.4) | 0.018 |
| PPH | 2 (4.0) | 4 (2.9) | 3 (8.6) | 0.304 |
| Reoperation | 1 (0.7) | 10 (1.8) | 4 (3.1) | 0.354 |
| 30 day mortality | 1 (0.7) | 2 (0.4) | 0 (0.0) | 0.999 |
| Length of stay (days) | 7.8 (7.5) | 7.3 (4.1) | 6.7 (2.7) | 0.362 |
| 30 day morbidity | 10 (7.3) | 33 (6.0) | 6 (4.6) | 0.446 |
BMI: Body mass index; POPF: Postoperative pancreatic fistula; DGE: Delayed gastric emptying; PPH: Postoperative pancreatic hemorrhage