Does preoperative alcohol consumption increase the risk of postoperative complications in surgical patients?
Preoperative alcohol consumption is associated with a higher risk of various postoperative complications and increased healthcare utilization.
Preoperative alcohol consumption was associated with an increased risk of general postoperative morbidity, general infections, wound complications, pulmonary complications, prolonged stay at the hospital, and admission to intensive care unit.
Eliasen et al. (2013) studied this question.