Patients and study design
From January 2012 to February
2020, four-hundred seventy-six patients underwent elective laparoscopic
colorectal resection for benign or malignant disease at the Division of
General and Hepatobiliary Surgery, University of Verona Hospital Trust.
Exclusion criteria were inflammatory bowel disease (n = 21), familial
adenomatous polyposis (n = 6), and mortality within post-operative day
(POD) 5 (n = 2). All patients with missing data or pre-operative CT
imaging in our Picture Archiving and Communication System (PACS) were
also excluded from analysis (n = 90).
This study was approved by the Ethics Committee of the University
Hospital of Verona, Italy (reference number “58642 - CRINF-1560CESC”).
All patients provided written informed consent.