Retrospective Study
Copyright ©The Author(s) 2021.
World J Gastroenterol. Jul 14, 2021; 27(26): 4236-4245
Published online Jul 14, 2021. doi: 10.3748/wjg.v27.i26.4236
Table 2 Operative findings
VariableAll patients
Propensity-matched patients
Drain (n = 76)
No drain (n = 49)
P value
Drain (n = 42)
No drain (n = 42)
P value
Operation time (min)198.4 ± 41.0164.0 ± 37.0< 0.001180.2 ± 33.4168.0 ± 36.70.113
Estimated blood loss (mL)85.3 ± 80.770.82 ± 51.50.26772.9 ± 45.873.8 ± 54.40.931
Intraoperative blood transfusion, n (%)2 (2.6)2 (4.1)0.6451 (2.4)2 (4.8)1.000
Tumor size (cm)3.5 ± 1.63.6 ± 1.50.6643.6 ± 1.73.5 ± 1.40.839
No. of retrieved lymph nodes36.7 ± 13.739.1 ± 14.20.34640.0 ± 11.240.0 ± 15.10.923