Do Outcomes in Elective Colon and Rectal Cancer Surgery Differ by Weekday? An Observational Study Using Data From the Dutch ColoRectal Audit

Abstract Background: Previous studies showing higher mortality after elective surgery performed on a Friday were based on administrative data, known for insufficient case-mix adjustment. The goal of this study was to investigate the risk of adverse events for patients with colon and rectal cancer by day of elective surgery using clinical data from the Dutch ColoRectal Audit. Patients and Methods : Prospectively collected data from the 2012–2015 Dutch ColoRectal Audit (n=36,616) were used to examine differences in mortality, severe complications, and failure to rescue by day of elective surgery... Mehr ...