TABLE 1.
Clinicopathological characteristics of patients with PVT after hepatectomy
| No PVT (n = 341) | PVT (n = 57) | P‐value | |
|---|---|---|---|
| Age (y) | 63.2 ± 13.3 (18‐90) | 65.5 ± 8.7 (38‐83) | .214 |
| Sex, male | 240 (70%) | 41 (72%) | .876 |
| Diagnosis | |||
| HCC | 157 (46%) | 34 (60%) | .063 |
| ICC | 18 (5%) | 1 (2%) | .497 |
| Hilar cholangiocarcinoma | 9 (3%) | 0 (0%) | .369 |
| Metastatic | 101 (30%) | 15 (26%) | .753 |
| Other malignant | 16 (5%) | 2 (4%) | 1.000 |
| Living liver donor | 15 (4%) | 1 (2%) | .487 |
| Other benign | 25 (7%) | 4 (7%) | 1.000 |
| Patient's comorbidities | |||
| Hypertension | 136 (40%) | 20 (35%) | .559 |
| Cardiovascular disease | 30 (9%) | 5 (9%) | 1.000 |
| Cerebrovascular disease | 15 (4%) | 1 (2%) | .487 |
| Preoperative antithrombotic medication | 46 (13%) | 6 (11%) | .673 |
| Preoperative hemoglobin <12.0 g/dL | 89 (26%) | 14 (25%) | .872 |
| Preoperative platelet count <100 × 103/µL | 26 (8%) | 3 (5%) | .783 |
| Preoperative albumin <3.6 g/dL | 73 (21%) | 8 (14%) | .285 |
| Preoperative CRP >0.3 mg/dL | 92 (27%) | 13 (23%) | .627 |
| Preoperative PT activity <70% | 17 (5%) | 1 (2%) | .490 |
| BMI ≥25 kg/m2 | 94 (28%) | 19 (33%) | .428 |
| ICG‐R15 >10%, n = 375 | 190 (56%) | 39 (68%) | .134 |
| Child‐Pugh class A:B | 326:15 | 56:1 | .487 |
| Surgical procedure | |||
| Partial resection | 120 (35%) | 10 (18%) | .009 |
| Subsegmentectomy | 34 (10%) | 13 (23%) | .013 |
| Segmentectomy | 59 (17%) | 14 (25%) | .198 |
| Bisegmentectomy | 122 (36%) | 20 (35%) | 1.000 |
| Trisegmentectomy | 6 (2%) | 0 (0%) | .600 |
| Laparoscopic surgery | 31 (9%) | 2 (4%) | .200 |
| Operation time (min) | 456 ± 174 | 520 ± 206 | .014 |
| Blood loss (mL) | 1142 ± 2256 | 1366 ± 3517 | .527 |
| Intraoperative RBC transfusion | 98 (29%) | 16 (28%) | 1.000 |
| Pringle's maneuver | 276 (81%) | 49 (86%) | .461 |
| Total:Selective | 201:75 | 29:20 | .061 |
| Pringle time (min) | 88 ± 54 | 128 ± 77 | <.001 |
| Resected liver weight (g) | 383 ± 515 | 430 ± 348 | .509 |
| Postoperative bile leakage grade B/C | 27 (8%) | 9 (16%) | .076 |
| Histological liver cirrhosis, F4 stage | 40 (12%) | 7 (12%) | .828 |
Continuous variables were expressed as mean ± SD.
Abbreviations: BMI, body mass index; HCC, hepatocellular carcinoma; ICC, intrahepatic cholangiocarcinoma; ICG‐R15, indocyanine green retention test after 15 min; PVT, portal vein thrombosis.