Table IV.

Model of vasoactive-inotropic score value. Model type: binomial

Variable	P-value	Odds ratio	95% CI
Intercept	0.0033	0.2435	0.0932	0.6149
Cardioplegia: FR	0.0416	1.5198	1.0165	2.2765
Cardioplegia: ST	0.0140	1.6503	1.1078	2.4648
Age: 90–319 days	0.0537	0.5785	0.3300	1.0058
Age: 319–860 days	0.6587	0.8406	0.3900	1.8262
Age: 860–999 days	0.5105	1.4862	0.4652	4.9541
CHD type: ASDII	0.4268	0.7333	0.3431	1.5910
CHD type: AVSD	0.3386	1.4717	0.6686	3.2680
CHD type: AVVI	0.0495	2.3700	1.0090	5.6761
CHD type: MIX	0.1619	1.7387	0.8051	3.8086
CHD type: TGA	0.8591	1.0910	0.4207	2.8950
CHD type: ToF	< 0.0001	6.0350	2.6233	14.3336
CHD type: UVH	0.2662	1.6706	0.6804	4.1770
CHD type: VSD	0.6426	0.8423	0.4094	1.7523
BSA: 0.25–0.38 m2	0.8534	0.9514	0.5616	1.6192
BSA: 0.38–0.54 m2	0.0041	0.3245	0.1493	0.6951
BSA: 0.54–0.59 m2	0.0002	0.0986	0.0287	0.3228
Genetic	0.1002	1.5265	0.9235	2.5360
Redo surgery	0.0320	1.7736	1.0564	3.0173
CBP time: 54–86 min	< 0.0001	4.6875	2.6491	8.5421
CBP time: 86–110 min	< 0.0001	7.1750	3.9919	13.2737
CBP time: 110–126 min	< 0.0001	13.0896	6.9434	25.4268

Cross-validation estimate of prediction error: preliminary model: 0.179, the best model: 0.157.

CHD – type of congenital cardiac disease, CBP time – cardiopulmonary bypass time, FR – Fresenius crystalloid cardioplegic solution, ST – St. Thomas crystalloid cardioplegic solution, BSA – patient’s body surface area, ASD II – atrial septal defect, AVSD – atrioventricular septal defect, AVVI – isolated atrioventricular valve malformations, MIX – other, less frequent cardiac malformations, TGA – all spectrum of transposition of great arteries, ToF – tetralogy of Fallot, UVH – all spectrum of single ventricle disease, including HLHS, VSD – ventricular septal defect, CI – confidence interval.