Retrospective Study
Copyright ©The Author(s) 2022.
World J Gastrointest Surg. Jul 27, 2022; 14(7): 670-684
Published online Jul 27, 2022. doi: 10.4240/wjgs.v14.i7.670
Table 3 Intraoperative parameters in the patients with and without renal dysfunction

CKD stage
P value
RD (EGFR < 60), n = 128
Non-RD (EGFR ≥ 60), n = 672
Intraoperative variables
Operative time (min)323.0 ± 125.0329.0 ± 108.00.70
Blood loss (mL)380.0 ± 3230.1425.0 ± 1577.30.42
Procedure of resection
Anatomical resection99 (77.3)498 (74.1)0.44
Nonanatomical resection29 (22.7)174 (25.9)-
Resected liver weight (g)239.0 ± 459.3252.0 ± 630.00.57
Curability
A + B117 (91.4)563 (83.8)< 0.05
C11 (8.6)109 (16.2)-
Tumor characteristics
Tumor size (cm)4.5 ± 3.94.4 ± 4.60.85
Tumor number1.0 ± 1.71.0 ± 2.80.55
PStage1
I8 (6.3)53 (7.9)0.11
II62 (48.4)272 (40.5)-
III40 (31.3)207 (30.8)-
IV18 (14.1)140 (20.8)-
Pathological grade
Well24 (18.7)95 (14.1)0.29
Mod-por104 (81.3)577 (85.9)-
Vascular invasion1
Yes11 (8.6)145 (21.6)< 0.001
No117 (91.4)527 (78.4)-
Liver fibrosis score2
0-144 (34.4)143 (21.2)< 0.0001
243 (33.6)172 (25.6)-
322 (17.2)149 (22.2)-
419 (14.8)208 (31.0)-