Effect of Relative Decrease in Blood Hemoglobin Concentrations on Postoperative Morbidity in Patients Who Undergo Major Gastrointestinal Surgery
Author(s) -
Gaya Spolverato,
Yuhree Kim,
Aslam Ejaz,
Steven M. Frank,
Timothy M. Pawlik
Publication year - 2015
Publication title -
jama surgery
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 3.757
H-Index - 176
eISSN - 2168-6262
pISSN - 2168-6254
DOI - 10.1001/jamasurg.2015.1704
Subject(s) - medicine , perioperative , odds ratio , blood transfusion , hemoglobin , surgery , gastrointestinal bleeding , retrospective cohort study , adverse effect , blood management , gastroenterology
Delta hemoglobin (ΔHb), defined as the difference between the preoperative hemoglobin (Hb) level and the nadir Hb level during a patient's hospitalization, may be associated with adverse outcomes even if the absolute level of Hb remains greater than the transfusion threshold of 7 g/dL.
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