Table 4.

Model Predictors of a Major Adverse Event.

Predictor	Odds Ratio (95% CI)
Age
Neonates (<30 days)	Reference
Infants (≥30 days to ≤1 year)	0.55 (0.37, 0.83)
Children (1≤ 18 years)	0.67 (0.45, 0.99)
Adults (>18 years)	0.81 (0.52, 1.28)
Single Ventricle	1.37 (1.07, 1.75)
Renal Insufficiency	2.61 (1.69, 4.01)
Saturation <95% (non-SV) or <78% (SV)
No	Reference
Yes	1.04 (0.80, 1.36)
Missing	1.37 (0.92, 2.03)
MV Saturation <60% (non-SV) or <50% (SV)
No	Reference
Yes	2.20 (1.63, 2.96)
Missing	1.10 (0.75, 1.61)
MPA Systolic Pressure ≥45 (non-SV) or MPA Mean Pressure ≥17mmHg (SV)
No	Reference
Yes	1.62 (1.22, 2.15)
Missing	1.54 (1.13, 2.09)
Systemic Ventricular EDP ≥ 18mmHg
No	Reference
Yes	1.41 (0.92, 2.17)
Missing	1.27 (0.99, 1.63)
Risk Group
Group 1	Reference
Group 2	2.38 (1.73. 3.28)
Group 3	2.51 (1.77. 3.55)
Group 4	3.81 (2.60. 5.59)

Abbreviations: CI, confidence interval; SV, single ventricle; MV, mixed venous saturation; MPA, main pulmonary artery; EDP, end diastolic pressure