Table 1.

Demographic and Intraoperative Patient Characteristics

	Control (N=20)	DEX (N=32)	P-value
Age, m	2.6 (0.13– 158)	4.8 (0.16 – 198)	0.29
Weight, Kg	3.9 (2.6– 99)	5.3 (2.6 – 83)	0.23
Sex, F (%)	12 (60)	11 (34)	0.13
Aristotle Score	7.3 (4.0– 14.5)	8.5 (3.0–14.5)	0.24
CICU Stay, d *	4 (1–16)	4 (1–20)	0.59
Hospital Stay, d †	7 (3–19)	8 (3–45)	0.63
Intraoperative data
CPB Time, min	79 ± 9	93 ± 7	0.12
Aortic Clamp Time, min	30 ± 6	33 ± 6	0.84
Circulatory Arrest time, min	31 ± 6	26 ± 4	0.57
Modified Ultrafiltration, ml/kg	71 ± 5	65 ± 3	0.14
Dexmedetomidine LD, mcg/kg		1 ± 0.1
Dexmedetomidine, mcg/kg/hr		0.5
Sufentanyl, mcg/kg/min	0.33 ± 0.06	0.28 ± 0.03	0.40
Fentanyl, mcg/kg	25 ± 7	20 ± 4	0.85
Midazolam, mg/kg	0.33 ± 0.06	0.33 ± 0.05	0.69
Caudal-block, n (%)	2 (10)	6 (19)	0.65
Epinephrine, mcg/kg/min	0.06 ± 0.01	0.07 ± 0.01	0.92
Milrinone, mcg/kg/min	0.88 ± 0.17	0.87 ± 0.17	0.85
Methylprednisolone, mg/kg	28 ± 1	29 ± 1	0.4
Magnesium Sulphate, meq/kg	0.4 ± 0.1	0.4 ± 0.1	0.4

CICU: cardiac intensive care unit; CPB: cardiopulmonary bypass; LD: loading dose

^*Length of stay from surgery to CICU discharge;

^†Length of stay from surgery to hospital discharge