In the February issue of the Canadian Journal of Surgery, incorrect data were reported in Table 1 in the following research paper: Zahrai A, Chahal J, Stojimirovic D, et al. Quality of life and educational benefit among orthopedic surgery residents: a prospective, multicentre comparison of the night float and the standard call systems. Can J Surg 2011;54(1):25–32. This error was in the print version of the journal only; the online version has been corrected.