Primary Anastomosis Versus End-Ostomy in Left-Sided Colonic and Proximal Rectal Cancer Surgery in the Elderly Dutch Population: A Propensity Score Matched Analysis

Abstract Background Primary anastomosis (PA) in left-sided colorectal cancer (CRC) surgery in elderly patients is disputed. The aim of our study was to evaluate the differences in postoperative outcomes after left-sided CRC surgery in elderly patients in The Netherlands, comparing patients with PA and those who underwent end-ostomy (EO). Method Patients aged ≥ 75 years with stage I–III left-sided CRC, diagnosed and surgically treated in 2015–2017 were selected from the Netherlands Cancer Registry ( n = 3286). Postoperative outcomes, short-term (30-, 60-, and 90-day) mortality and 3-year overal... Mehr ...