Retrospective Study
Copyright ©The Author(s) 2022.
World J Gastrointest Surg. Jul 27, 2022; 14(7): 685-695
Published online Jul 27, 2022. doi: 10.4240/wjgs.v14.i7.685
Table 2 Univariate analysis of preoperative clinical risk factors related to pulmonary complications of hepatectomy
Variable
n
Pearson coefficient
P value1
Age (years old)0.0870.000
≥ 65147
< 651486
Medical diseases requiring drug treatment0.200< 0.001
Yes248
No1385
Child-pugh grade0.093< 0.001
A1463
B, C170
Number of segments resected0.124< 0.001
≤ 2 segments resected1046
≥ 3 segments resected587
Blood transfusion0.1820.000
Yes689
No944
Blood loss (mL)0.103< 0.001
≥ 800204
< 8001429
Operation duration (min)0.1690.000
≥ 180922
< 180711
Adjacent organ invasion0.0660.007
Yes18
No1615
Preoperative hospital stay (days)0.0980.000
≤ 71142
> 7491