Table 1:

Demographics

Subjects	Entire Cohort (n=27)	Neonates (n=17)	Older Children (n=10)	P-value
Age at repair [yr]	0.70 (0.01, 11.06)	0.05 (0.01, 2.34)	5.46 (2.54, 11.06)	< .0001
Weight at repair [kg]	5.90 (3.10, 81.8)	3.82 (3.10, 13.10)	20.55 (12.4, 81.8)	<.0001
Male Gender [n]	20 (74%)	12 (71%)	8 (80%)	0.6784
Cardio-Pulmonary Bypass [n]	5 (18.5%)	5 (29.4%)	0 (0%)	0.1240
Time to follow up [d]	260 (108, 544)	271 (108, 431)	252 (191, 544)	0.7756
Anti-hypertensive therapy pre-op [n]	5 (15.5%)	1 (5.9%)	4 (40.0%)	0.0473
Anti-hypertensive therapy at discharge [n]	19 (70.4%)	9 (52.9%)	10 (100%)	0.0119
Anti-hypertensive therapy at follow-up [n]	8 (33.3%)	4 (25.0%)	4 (50.0%)	0.3625
Residual outflow obstruction [n]	5 (21.7%)	4(26.7%)	1 (12.5%)	0.6214

Data presented as n (%) or median (range). P-values refer to comparison between neonatal and older children groups.