The authors wish to thank all surgeons, registrars, physician assistants, and administrative nurses who registered the patients in the DCRA, as well as the DRCA group.
Paun BC, Cassie S, MacLean AR, et al. . Postoperative complications following surgery for rectal cancer. Ann Surg 2010;251:807–818.
Henneman D, Ten Berge MG, Snijders HS, et al. . Safety of elective colorectal cancer surgery: non-surgical complications and colectomies are targets for quality improvement. J Surg Oncol 2014;109:567–573.
Govaert JA, Fiocco M, van Dijk WA, et al. . Costs of complications after colorectal cancer surgery in the Netherlands: building the business case for hospitals. Eur J Surg Oncol 2015;41:1059–1067.
Smith SA, Yamamoto JM, Roberts DJ, et al. . Weekend surgical care and postoperative mortality: a systematic review and meta-analysis of cohort studies. Med Care 2018;56:121–129.
Aylin P, Alexandrescu R, Jen MH, et al. . Day of week of procedure and 30 day mortality for elective surgery: retrospective analysis of hospital episode statistics. BMJ 2013;346:f2424.
Ruiz M, Bottle A, Aylin PP. The Global Comparators project: international comparison of 30-day in-hospital mortality by day of the week. BMJ Qual Saf 2015;24:492–504.
Vohra RS, Pinkney T, Evison F, et al. . Influence of day of surgery on mortality following elective colorectal resections. Br J Surg 2015;102:1272–1277.
Zare MM, Itani KM, Schifftner TL, et al. . Mortality after nonemergent major surgery performed on Friday versus Monday through Wednesday. Ann Surg 2007;246:866–874.
Lilford RJ, Chen YF. The ubiquitous weekend effect: moving past proving it exists to clarifying what causes it. BMJ Qual Saf 2015;24:480–482.
van der Sijp MP, Bastiaannet E, Mesker WE, et al. . Differences between colon and rectal cancer in complications, short-term survival and recurrences. Int J Colorectal Dis 2016;31:1683–1691.
Henneman D, van Leersum NJ, Ten Berge M, et al. . Failure-to-rescue after colorectal cancer surgery and the association with three structural hospital factors. Ann Surg Oncol 2013;20:3370–3376.
Van Leersum NJ, Snijders HS, Henneman D, et al. . The Dutch Surgical Colorectal Audit. Eur J Surg Oncol 2013;39:1063–1070.
Kolfschoten NE, Marang van de Mheen PJ, Gooiker GA, et al. . Variation in case-mix between hospitals treating colorectal cancer patients in the Netherlands. Eur J Surg Oncol 2011;37:956–963.
Huijts DD, van Groningen JT, Guicherit OR, et al. . Weekend effect in emergency colon and rectal cancer surgery: a prospective study using data from the Dutch ColoRectal Audit. J Natl Compr Canc Netw 2018;16:735–741.
Henneman D, Snijders HS, Fiocco M, et al. . Hospital variation in failure to rescue after colorectal cancer surgery: results of the Dutch Surgical Colorectal Audit. Ann Surg Oncol 2013;20:2117–2123.
Ruiz M, Bottle A, Aylin PP. Exploring the impact of consultants’ experience on hospital mortality by day of the week: a retrospective analysis of hospital episode statistics. BMJ Qual Saf 2016;25:337–344.
Dubois L, Vogt K, Vinden C, et al. . Association between day of the week of elective surgery and postoperative mortality. CMAJ 2017;189:E303–309.