Table 1.

Participants’ responses on the degree of realism of the VR and 3DPHM.

	Option	VR Models		3DPHM		Both are the Same		Unsure
Question		Freq.	%	Freq.	%	Freq.	%	Freq.	%
Better depth perception?		8	27.6	16	55.2	5	17.2	0	0
Better and more comprehensive viewing experience?		19	65.5	8	27.6	1	3.4	1	3.4
More realistic visualization?		9	31.0	12	41.4	5	17.2	3	10.3
Total		36	41.38	36	41.38	11	12.64	4	4.60

3DPHM, 3D printed heart models; Freq., frequency; VR, virtual reality.