Table 1 Patient characteristics (n = 530)

Age, median (range)

68 (18–97)

Female gender, n (%)

251 (47.2)

BMI, n (%)

  > 20

39 (7.4)

  20–25

280 (53.8)

  26–30

158 (29.8)

  > 30

52 (9,8)

Comorbidity index (Deyo-Charlson), median (range)

2 (0–7)

Malignancy, n (%)

397 (75)

Surgical complexity, n (%)

  (1) Small bowel, colon resection, colectomy

280 (52.8)

  (2) Sigmoid, recto-sigmoid resection

81 (15.3)

  (3) Rectum (resection, amputation)

144 (21.2)

  (4) Multivisceral resection

25 (4.7)