Copyright
©The Author(s) 2025.
World J Gastrointest Surg. May 27, 2025; 17(5): 102335
Published online May 27, 2025. doi: 10.4240/wjgs.v17.i5.102335
Published online May 27, 2025. doi: 10.4240/wjgs.v17.i5.102335
Table 4 Baseline characteristics in training and validation groups, n (%)
Variable | Total (n = 285) | Training group (n = 199) | Validation group (n = 85) | P value |
PHLF (%) | - | - | - | 0.504 |
No | 221 | 157 (78.9) | 64 (75.3) | - |
Yes | 64 | 42 (21.1) | 21 (24.7) | - |
Preoperative risk factors | ||||
Gender | - | - | - | 0.98 |
Male | 141 (49.5) | 101 (50.8) | 43 (50.6) | - |
Female | 144 (50.5) | 98 (49.2) | 42 (49.4) | - |
Age (years) | 54.0 (48.0-61.0) | 54.0 (48.0-61.0) | 55.0 (49.0-62.0) | 0.262 |
BMI (kg/m2), mean ± SD | 22.5 ± 2.8 | 22.4 ± 2.8 | 22.6 ± 2.9 | 0.551 |
LOS (d), mean ± SD | 18.1 ± 7.5 | 17.7 ± 7.0 | 19.0 ± 8.5 | 0.175 |
History of hepatitis | - | - | - | 0.266 |
No | 198 (69.5) | 142 (71.4) | 55 (64.7) | - |
Yes | 87 (30.5) | 57 (28.6) | 30 (35.3) | - |
Cirrhosis | - | - | - | 0.52 |
No | 203 (71.2) | 140 (70.4) | 63 (74.1) | - |
Yes | 82 (28.8) | 59 (29.6) | 22 (25.9) | - |
Jaundice | - | - | - | 0.474 |
No | 254 (89.1) | 179 (89.9) | 74 (87.1) | - |
Yes | 31 (10.9) | 20 (10.1) | 11 (12.9) | - |
Ascites | - | - | - | 0.572 |
No | 252 (89.7) | 180 (90.5) | 75 (88.2) | - |
Yes | 29 (10.3) | 19 (9.5) | 10 (11.8) | - |
Child-Pugh score | - | - | 0.198 | |
5 | 211 (74.0) | 144 (72.4) | 66 (77.6) | - |
6 | 45 (15.8) | 35 (17.6) | 10 (11.8) | - |
7 | 21 (7.4) | 16 (8) | 5 (5.9) | - |
8 | 6 (2.1) | 4 (2) | 2 (2.4) | - |
9 | 2 (0.7) | 0 (0) | 2 (2.4) | - |
Cause of liver resection | - | - | - | 0.041 |
Tumor | 122 (42.8) | 77 (38.7) | 44 (51.8) | - |
Other | 163(57.2) | 122 (61.3) | 41 (48.2) | - |
TC (mmol/L), mean ± SD | 4.4 ± 1.1 | 4.3 ± 1.1 | 4.4 ± 1.1 | 0.625 |
LDL-C (mmol/L) | 2.6 (2.1-3.2) | 2.5 (2.1-3.2) | 2.7 (2.1-3.0) | 0.816 |
TG (mmol/L) | 1.2 (0.8-1.8) | 1.2 (0.8-1.7) | 1.1 (0.8-1.9) | 0.941 |
Neutrophils (109/L) | 3.4 (2.6-4.6) | 3.5 (2.6-4.6) | 3.4 (2.6-4.6) | 0.698 |
Lymphocytes (109/L) | 1.6 ± 0.6 | 1.6 ± 0.6 | 1.6 ± 0.5 | 0.447 |
Leukocytes (109/L) | 5.7 (4.6-7.1) | 5.7 (4.7-7.2) | 5.6 (4.5-7.0) | 0.738 |
Platelets (109/L) | 200.5 (149.0-264.0) | 199.0 (149.0-259.0) | 206.0 (156.0-279.0) | 0.587 |
Hemoglobin (g/L) | 128.4 ± 18.4 | 127.8 ± 18.1 | 129.9 ± 19.1 | 0.382 |
Albumin (g/L) | 40.6 ± 5.1 | 40.4 ± 5.2 | 41.0 ± 4.8 | 0.394 |
TBIL (μmol/L) | 14.9 (11.4-20.8) | 14.8 (10.9-22.4) | 15.2 (11.9-19.8) | 0.873 |
DBIL (μmol/L) | 5.0 (3.7-7.7) | 5.1 (3.7-7.8) | 4.8 (4.0-7.6) | 0.969 |
ALT (U/L) | 31.4 (19.0-56.4) | 31.5 (19.6-59.0) | 30.0 (18.5-46.3) | 0.230 |
AST (U/L) | 28.4 (21.8-45.2) | 28.9 (21.6-46.0) | 28.1 (22.0-44.6) | 0.905 |
Intraoperative risk factors | ||||
Operation mode | - | - | - | 0.378 |
Laparoscopic | 153 (53.7) | 107 (53.8) | 46 (54.1) | - |
Open | 119 (41.8) | 85 (42.7) | 33 (38.8) | - |
Conversion from laparoscopic to open | 13 (4.6) | 7 (3.5) | 6 (7.1) | - |
Extensive resection | - | - | - | 0.416 |
No | 160 (56.1) | 109 (54.8) | 51 (60) | - |
Yes | 125 (43.9) | 90 (45.2) | 34 (40) | - |
Operation length (min), mean ± SD | 327.7 ± 154.9 | 322.1 ± 155.8 | 340.5 ± 153.7 | 0.360 |
Liver blockage time (min) | 41.0 (22.0-72.0) | 40.0 (18.2-68.0) | 43.0 (28.0-75.0) | 0.294 |
Number of blocks | 3.0 (1.0-4.0) | 3.0 (1.0-4.0) | 3.0 (2.0-5.0) | 0.520 |
Total amount volume (mL), mean ± SD | 2684.2 ± 1155.3 | 2696.7 ± 1134.0 | 2647.2 ± 1214.2 | 0.742 |
Blood loss volume (mL) | 200.0 (100.0-400.0) | 200.0 (100.0-400.0) | 200.0 (150.0-400.0) | 0.102 |
Infusion of blood products | - | - | - | 0.344 |
No | 254 (89.1) | 175 (87.9) | 78 (91.8) | - |
Yes | 31 (10.9) | 24 (12.1) | 7 (8.2) | - |
Urine volume (mL) | 500.0 (300.0-950.0) | 500.0 (300.0-912.5) | 500.0 (300.0-1000.0) | 0.995 |
Infusion of albumin | - | - | - | 0.752 |
No | 71 (24.9) | 48 (24.1) | 22 (25.9) | - |
Yes | 214 (75.1) | 151 (75.9) | 63 (74.1) | - |
Pre-blocking PCO2 (mmHg) | 42.0 (37.0-48.0) | 42.0 (37.0-49.0) | 42.0 (35.0-47.0) | 0.480 |
Post-blocking PCO2 (mmHg) | 43.0 (36.0-49.0) | 43.0 (36.0-49.0) | 44.0 (36.0-49.5) | 0.805 |
Pre-blocking potassium (mmol/L) | 3.7 (3.4-4.0) | 3.6 (3.3-3.9) | 3.7 (3.5-4.0) | 0.072 |
Post-blocking potassium (mmol/L), mean ± SD | 4.0 ± 0.6 | 4.0 ± 0.6 | 4.1 ± 0.7 | 0.082 |
Pre-blocking glucose (mmol/L) | 5.8 (5.2-6.8) | 5.8 (5.2-6.8) | 5.8 (5.2*6.8) | 0.876 |
Post-blocking glucose (mmol/L) | 9.2 (7.0-11.1) | 8.9 (7.0-10.8) | 9.5 (7.5*11.4) | 0.181 |
Pre-blocking lactic acid (mmol/L) | 0.8 (0.6-1.2) | 0.8 (0.6-1.2) | 0.8 (0.7-1.2) | 0.744 |
Post-blocking lactic acid (mmol/L) | 1.6 (1.1-2.3) | 1.5 (1.0-2.2) | 1.6 (1.2-2.5) | 0.284 |
- Citation: Tang L, Chen LX, Luo CC, Zhao Y. Predicting risk of post-hepatectomy liver failure in patients undergoing liver resection with controlled low central venous pressure. World J Gastrointest Surg 2025; 17(5): 102335
- URL: https://www.wjgnet.com/1948-9366/full/v17/i5/102335.htm
- DOI: https://dx.doi.org/10.4240/wjgs.v17.i5.102335