Table 2.

Literature review

Reference	Number of patients	Hb		System	Volume (ml)	Banked blood (%)
		Preoperative	Postoperative
[3]	142	13.5	10.5	Solcotrans	152	36
[7]	40	13.2	11.4	Solcotrans	520	17.5
[6]	22	13.2	10.5	Solcotrans	920	28
[1]	50	13	9.9	Solcotrans	420	0
[13]	50	14.5	10	Haemonetics	349	16
[15]	50	12.8	10.4	Betatrans	566	10
[17]	113	13.8	10.3	Haemonetics	NA	10.4