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. Author manuscript; available in PMC: 2013 Aug 1.
Published in final edited form as: Transfusion. 2012 Feb 17;52(8):1750–1760. doi: 10.1111/j.1537-2995.2011.03531.x

Table 2.

TKA THA

Salvaged Autologous Transfusion
OrthoPat # of Units Salvaged (Total) 301.3 29.1
Average # of Units Salvaged per case 0.95 0.39
Median # of Units Salvaged per Case 0.84 0.375
Average Unit Cost $758.80 $1827.41
Fixed Cost per Unit $683.53 (90.1%) $1674.42 (91.6%)
Variable Cost per Unit $75.27 (9.9%) $152.99 (8.4%)
Unwashed Shed Blood # of Units Salvaged (Total) 301.3 29.1
Average # of Units Salvaged per case 0.95 0.39
Median # of Units Salvaged per case 0.84 0.375
Average Unit Cost $474.95 $1167.41
Fixed Cost per Unit $389.36 (82%) $953.80 (81.7%)
Variable Cost per Unit $85.59 (18%) $213.61 (18.3%)
Allogcncic Transfusion
# of Therapeutic Equivalents (Total) 195 10
Average # of Units per case 0.62 0.13
Median # of Units per case 0 0
Average Unit Cost $765.49 $2609.44
Fixed Cost per Unit $510.29 (66.7%) $2354.24 (90.2%)
Variable Cost per Unit $255.20 (33.3%) $255.20 (9.8%)