Table 7 Multivariate analysis

Body Mass Index

1.12 [1.02;1.23]

0.017

1.11 [0.99;1.25]

0.069

Diabetes

0.008

 No

Ref

Ref

 Yes

3.88 [1.42;9.48]

0.01

3.78 [1.41;10.12]

Surgical approach

0.039

 Laparoscopic

Ref

Ref

 Open

2.39 [1.09;5.02]

0.031

2.45 [1.05;5.75]

Colostomy/ileostomy

0.007

 No

Ref

Ref

 Yes

3.17 [1.53;6.62]

0.002

3.01 [1.34;6.75]

Surgical duration

1.36 [1.01;1.84]

0.046

1.17 [0.83;1.64]

0.362