. Author manuscript; available in PMC: 2016 Jul 7.

Published in final edited form as: J Thorac Cardiovasc Surg. 2015 Apr 1;150(1):169–180. doi: 10.1016/j.jtcvs.2015.03.045

TABLE 1.

Demographic and clinical characteristics

Male, n (%)	92 (57%)
Birth weight (kg), median (IQR)	3.2 (2.8–3.6)
Head circumference (cm), median (IQR)	34 (32–35)
Gestational age (wk), median (IQR)	39 (38, 39)
Premature neonates (<37 wk gestational age), n (%)	26 (16%)
Identified genetic defects, n (%)	21 (13%)
Age at surgery (d) median (IQR)	5 (3–7)
Cardiac defect, n (%)
Class I	43 (27%)
Class II	15 (9%)
Class III	35 (22%)
Class IV	68 (42%)
Duration of CPB (min), median (IQR)	46 (38–62)
DHCA used, n (%)	96 (60%)
DHCA duration (min), median (IQR)	41 (32–50)
Delayed sternal closure, n (%)	26 (16%)
ECMO used, n (%)	11 (7%)
Cardiac arrest, n (%)	15 (9%)

Number (%) and median (IQR) are reported as appropriate. IQR, Interquartile range; CPB, cardiopulmonary bypass; DHCA, deep hypothermic circulatory arrest; ECMO, extracorporeal membrane oxygenation.