Patient Selection and the Apparent Laparoscopic Advantage in Rectal and Rectosigmoid Adenocarcinoma: A Single-Centre Propensity-Weighted Analysis of Confounding by Indication
Background and Objectives: Observational comparisons of laparoscopic and open colorectal resection are vulnerable to confounding by indication because fitter patients with earlier disease are preferentially offered the minimally invasive approach. Using a single-centre cohort as a worked example, we quantified how far...