Table III.
Complications of the PVR and non-PVR groups.
| Before PSM | After PSM | |||||
|---|---|---|---|---|---|---|
| Postoperative complications | PVR group (n=138) | Non-PVR group (n=239) | P-value | PVR group (n=123) | Non-PVR group (n=123) | P-value |
| POPF, n (%) | ||||||
| None | 64 (46.4) | 93 (38.9) | 0.456 | 63 (51.3) | 50 (40.7) | 0.365 |
| Biochemical leak | 49 (35.5) | 96 (40.2) | 40 (32.5) | 47 (38.2) | ||
| Grade B POPF | 23 (16.7) | 48 (20.1) | 19 (15.4) | 25 (20.3) | ||
| Grade C POPF | 2 (1.4) | 2 (0.8) | 1 (0.8) | 1 (0.8) | ||
| Chylous fistula, n (%) | ||||||
| None | 136 (98.6) | 231 (96.6) | 0.702 | 122 (99.2) | 121 (98.4) | >0.999 |
| Grade A | 0 (0.0) | 1 (0.4) | 0 (0.0) | 0 (0.0) | ||
| Grade B | 2 (1.4) | 7 (3.0) | 1 (0.8) | 2 (1.6) | ||
| Grade C | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | ||
| DGE, n (%) | ||||||
| None | 125 (90.6) | 208 (87.0) | 0.809 | 111 (90.2) | 108 (87.8) | 0.906 |
| Grade A | 7 (5.1) | 16 (6.7) | 7 (5.7) | 8 (6.5) | ||
| Grade B | 5 (3.6) | 11 (4.6) | 4 (3.3) | 6 (4.9) | ||
| Grade C | 1 (0.7) | 4 (1.7) | 1 (0.8) | 1 (0.8) | ||
| PPH, n (%) | ||||||
| None | 132 (95.7) | 223 (93.4) | 0.496 | 119 (96.8) | 118 (96.0) | >0.999 |
| Grade A | 3 (2.2) | 12 (5.0) | 2 (1.6) | 3 (2.4) | ||
| Grade B | 1 (0.7) | 2 (0.8) | 1 (0.8) | 1 (0.8) | ||
| Grade C | 2 (1.4) | 2 (0.8) | 1 (0.8) | 1 (0.8) | ||
| Wound infection, n (%) | ||||||
| None | 122 (88.4) | 208 (87.0) | 0.697 | 111 (90.2) | 110 (89.4) | 0.833 |
| Yes | 16 (11.6) | 31 (13.0) | 12 (9.8) | 13 (10.6) | ||
| Pleural effusion, n (%) | ||||||
| None | 112 (81.2) | 198 (82.8) | 0.680 | 102 (82.9) | 100 (81.3) | 0.739 |
| Yes | 26 (18.8) | 41 (17.2) | 21 (17.1) | 23 (18.7) | ||
PSM, propensity score matched; PVR, portal vein resection; POPF, postoperative pancreatic fistula; DGE, delayed gastric emptying; PPH, postpancreatectomy hemorrhage.