Variable
Group A 2009–2012 (n=375) Group B 2013–2016 (n=322)
p-Value
Mean hematocrit (%)
Preoperative 40.3 ± 4.48 40.7 ± 4.66 .24
Intraoperative 28.9 ± 5.11 29.4 ± 4.67 .18
Transfusion
Total 90 (24%) 21 (6.5%) <.0001
Intraoperative 38 (10%) 4 (1.2%) <.0001
Postoperative 71 (19%) 17 (5.3%) <.0001