Retrospective Study
Copyright ©The Author(s) 2022.
World J Clin Cases. Aug 26, 2022; 10(24): 8547-8555
Published online Aug 26, 2022. doi: 10.12998/wjcc.v10.i24.8547
Table 2 Comparison of surgical process indicators between the two groups (mean ± SD)
Index
Research group (n = 44)
Control group (n = 44)
t value
P value
Operation time (min)273.0 ± 24.8256.3 ± 28.52.932 0.004
Incision length (cm)25.98 ± 1.5526.14 ± 1.64-0.470 0.639
Surgical bleeding (mL)626.9 ± 105.1598.4 ± 97.01.322 0.190
Portal block time (min)25.3 ± 4.123.5 ± 4.51.961 0.053
Postoperative anal exhaust time (h)50.0 ± 9.755.1 ± 10.4-2.379 0.020
Drainage tube indwelling time (d)3.84 ± 0.663.62 ± 0.711.505 0.136
Hospital stay (d)13.6 ± 1.814.0 ± 2.2-0.933 0.353