Observational Study
Copyright ©The Author(s) 2025.
World J Gastrointest Oncol. Mar 15, 2025; 17(3): 99124
Published online Mar 15, 2025. doi: 10.4251/wjgo.v17.i3.99124
Table 2 Surgical characteristics in the intraperitoneal anastomosis and extraperitoneal anastomosis groups before and after matching, mean ± SD

Before matching, IA (n = 70)
Before matching, EA (n = 266)
Before matching, P value
After matching, IA (n = 63)
After matching, EA (n = 63)
After matching, P value
Operation time, minutes217.47 ± 43.33177.17 ± 46.04< 0.001219.11 ± 43.04194.00 ± 47.040.001
Blood loss, mL55.29 ± 35.2171.88 ± 55.990.01056.19 ± 36.2184.76 ± 63.450.002
Incision size, cm3.57 ± 0.975.48 ± 1.16< 0.0013.49 ± 0.835.63 ± 1.32< 0.001