Table 1.

Age, estimated blood loss, weight, and number of levels fused

		Cell Saver	Control
Age (years)	Average	13 + 6	14 + 1
	Range	10–20	8–18
Estimated blood loss (cc)	Average	781	656
	Range	120–4,200	75–3,600
Weight (kg)	Average	49	52
	Range	26–83	25–94
Number of levels fused	Average	11	13
	Range	5–17	7–17