Efficacy of Red Cell Salvage Systems in Open Acetabular Surgery

Table 6

Patients with preoperative hemoglobin less than 10.5 mg/dl were 5 times less likely to receive autologous blood transfusion compared to patients with hemoglobin >10.5 mg/dl. Autologous transfusion was also 20 times more likely when blood loss exceeded 400 ml.

	+ Autologous transfusion	− autologous transfusion	Odds ratio
Hgb <10.5 mg/dl	1	25	0.17
Hgb >10.5 mg/dl	7	30
EBL >400 ml	6	7	20.83
EBL <400 ml	2	48