Operating at night does not increase the risk of intraoperative adverse events.
Eskesen TG, Peponis T, Saillant N, et al. Operating at night does not increase the risk of intraoperative adverse events. Am J Surg. 2018;216(1):19-24. doi:10.1016/j.amjsurg.2017.10.026.
Decreased hospital staffing on nights and weekends has been associated with a greater risk of adverse outcomes. However, this study found no association between nighttime operating and increased risk of intraoperative adverse events.