Table 4.

Agreement with chosen surgical strategy (arterial switch operation: Yes vs. No) according to different three-dimensional tools: the tick (✓) shows the cases when the surgeon correctly identified the need for arterial switch operation; the cross (×) shows the cases when the surgeon did not correctly identified the need for arterial switch operation

	ASO		CT/CMR	3D PDF	3D print	VR
1	Yes	surgA	✓	✓	Uni-V repair	✓
		surgB	Uni-V repair	Uni-V repair	Uni-V repair	×
2	No	surgA	×	×	×	×
		surgB	×	×	×	×
3	No	surgA	×	×	✓	✓
		surgB	✓	✓	×	✓
4	No	surgA	✓	×	×	×
		surgB	×	×	✓	×
5	No	surgA	×	✓	✓	✓
		surgB	×	×	×	×
6	Yes	surgA	✓	✓	✓	✓
		surgB	✓	✓	Uni-V repair	Uni-V repair
7	Yes	surgA	✓	✓	✓	✓
		surgB	Not sure	Not sure	✓	✓
8	No	surgA	✓	✓	✓	✓
		surgB	✓	✓	✓	✓
9	No	surgA	Uni-V repair	Uni-V repair	✓	✓
		surgB	Uni-V repair	Uni-V repair	Not sure	✓
10	No	surgA	✓	✓	✓	×
		surgB	Not sure	Not sure	✓	✓
TOT		—	9/20 (45%)	9/20 (45%)	11/20 (55%)	12/20 (60%)

ASO, arterial switch operation; CMR, cardiac magnetic resonance; CT, computed tomography; Uni-V, univentricular; VR, virtual reality; 3D, three-dimensional.