Table 3 Risk factors for IC following surgery for CRC

Chronic pulmonary disease (with vs without)

2.09

8.10 (4.22–15.56)

<0.001

Diabetes mellitus (with vs without)

1.07

2.91 (1.61–5.26)

<0.001

Blood transfusion^★ (with vs without)

1.08

2.93 (1.78–4.84)

<0.001

Operation time (longer vs shorter)

1.36

3.90 (2.13–7.12)

<0.001