Hydroxyethyl starch 6%, 130/0.4 vs. a balanced crystalloid solution in cardiopulmonary bypass priming: a randomized, prospective study

Table 2 Comparison of the two groups by postoperative variables

	Isolyte-M® group	Voluven® 6% group
	Mean ± SD	Mean ± SD	p value*
ICU intubation time, hours	10.38 ± 9.04	9.38 ± 2.64	0.290
Length Of Stay
ICU, hours	47.93 ± 12.01	45.25 ± 5.86	0.046
Postoperative, days	6.14 ± 2.55	5.47 ± 1.20	0.019
Drainage tubes removed, hours	36.36 ± 10.39	36.12 ± 13.32	0.886
Total amount of drainage, ml	741.75 ± 448.58	680.30 ± 332.92	0.273
Number of FFP used	1.05 ± 1.32	1.02 ± 1.40	0.877
Number of packed RBC used	1.82 ± 1.65	1.63 ± 1.50	0.397
Number of PC used	0.61 ± 1.92	0.15 ± 0.98	0.035
	n:%	n:%	p value**
Postoperative exploration for hemorrhage	2	5	0.445
Postoperative AF	15	19	0.451***
Renal Dysfunction^a	6	9	0.421
Postoperative Stroke	1	1	1.000

*Independent samples t-test.
** Fisher’s exact test.
***chi-square test.
^adefined when peak creatinine value was 1.5 or greater times the preoperative value.
ICU: intensive care unit, FFP: fresh frozen plasma.
RBC: red blood cell, PC: platelet concentrate.
AF: atrial fibrillation.