Retrospective Study
Copyright ©The Author(s) 2023.
World J Gastrointest Surg. Sep 27, 2023; 15(9): 1986-1994
Published online Sep 27, 2023. doi: 10.4240/wjgs.v15.i9.1986
Table 1 Comparison of operation time between two groups of patients
Group
n
Operation time (min)
Bleeding volume (mL)
Positive rate of cutting edge (%)
Postoperative drainage time (d)
Postoperative landing time (h)
Length of stay (d)
A group70168.1 ± 15.7136.8 ± 36.11 (1.43)3.71 ± 0.8427.81 ± 7.5112.30 ± 2.13
B group68188.0 ± 19.3188.2 ± 43.73 (4.41)4.40 ± 1.2229.40 ± 7.8213.54 ± 2.35
t/χ2-6.653 -7.542 1.091 -3.879 -1.218 -3.250
P value0.000 0.000 0.296 0.000 0.225 0.001