title: Discussion.
mesh_terms: D004630:Emergencies; D005260:Female; D013502:General Surgery; D006801:Humans; D008297:Male; D011014:Pneumonia / Q000453:epidemiology*; D019106:Postoperative Hemorrhage / Q000453:epidemiology*; D058996:Quality Improvement; D013530:Surgical Wound Infection / Q000453:epidemiology*