Safety of low hematocrits during cardiopulmonary bypass William J. DeBois, MBA, Leonard Y. Lee, MD, Karl H. Krieger, MD The Annals of Thoracic Surgery Volume 74, Issue 1, Pages 296-297 (July 2002) DOI: 10.1016/S0003-4975(01)03528-7
Fig 1 Comparison of hematocrit levels at various time points before, during, and after operation in two groups of patients: the control group (■) and the group given large-volume normovolemic hemodilution (♦). (CPB = cardiopulmonary bypass; OR = operating room; POD = postoperative day; POST = after operation; PRE-OP = before operation; ∗ = p < 0.05.) The Annals of Thoracic Surgery 2002 74, 296-297DOI: (10.1016/S0003-4975(01)03528-7)