Table 1

Demographic data, initial surgical procedures and primary UVH diagnoses

	SLV	SRV	MIX	Total
Female, n (%)	84 (50.6)	82 (42.1)	11 (32.4)	177 (44.8)
Initial surgical procedures
BAP	38	19	3	60
BCPC	28	9	10	47
Shunt	83	41	16	140
Norwood I	6	123	4	133
Fontan	5	2	1	8
Other operations	6	1	0	7
Total	166	195	34	395
Primary UVH diagnoses
TA	72	0	0	72
HLHS	0	121	0	121
DILV	40	0	3	43
DORV	0	28	4	32
AVSD	6	12	13	31
PA-IVS	32	0	1	33
Misc	16	34	13	63
Total	166	195	34	395

AVSD, atrioventricular septal defect; BAP, banding of the pulmonary artery; BCPC, bidirectional cavopulmonary connection; DILV, double inlet left ventricle; DORV, double outlet right ventricle; HLHS, hypoplastic left heart syndrome; MIX, mixed or indeterminate ventricular morphology; Misc, miscellaneous heart defects; PA-IVS, pulmonary atresia with intact ventricular septum; SLV, single left ventricular morphology; SRV, single right ventricular morphology; Shunt, central aorticopulmonary shunt (Waterston, Blalock-Taussig, etc.); TA, tricuspid atresia; UVH, univentricular heart.