title: Preoperative hematocrit levels and outcomes after noncardiac surgery.
authors.forename: Edward C
authors.initials: EC
authors.lastname: Nemergut
authors.forename: Keith E
authors.initials: KE
authors.lastname: Littlewood
authors.forename: Duncan G
authors.initials: DG
authors.lastname: de Souza
mesh_terms: D000740:Anemia / Q000453:epidemiology*; D006400:Hematocrit; D006801:Humans; D009203:Myocardial Infarction / Q000453:epidemiology*; D011183:Postoperative Complications / Q000453:epidemiology*; D011300:Preoperative Care; D012307:Risk Factors; D013514:Surgical Procedures, Operative / Q000401:mortality*