Variable

FE < 11,478 (n = 29)

FE > 11,478 (n = 76)

Odds ratio

95% CI

P-value

Surgical site infection

Yes/No

5/24

17.2%

17/59

22.4%

0.72

0.24 - 2.18

0.79

Anastomotic leakage

Yes/No

7/22

24.1%

20/56

26.3%

0.89

0.33 - 2.40

1.0

Pneumonia

Yes/No

6/23

20.7%

15/61

19.7%

1.06

0.37 - 3.07

1.0

Metastasis within 2 years

Yes/No

6/23

20.7%

15/61

19.7%

1.06

0.37 - 3.07

1.0

Survival within 2 years

Yes/No

20/9

68.9%

60/16

78.9%

0.59

0.23 - 1.55

0.31