Table 6 Post-matching of long-term outcomes of patients undergoing intracorporeal and extracorporeal anastomosis

Follow-up time, median months

31.93 (1.54–44.35)

36.70 (2.43–46.23)

0.001

Incisional hernia

0 (0)

4 (3.9)

0.121^C

Peritoneal recurrence

6 (5.9)

8 (7.9)

0.580

 Primary T3 lesion

2 (33.3%)

2 (25%)

1.000

 Primary T4 lesion

4 (66.7%)

6 (75%)

3-year overall survival

87.7%

89.6%

0.604

3-year disease-free survival

75.0%

75.7%

0.842

3-year peritoneal recurrence-free survival

81.6%

82.9%

0.923