Table 2.

Evaluation of satisfaction and side effects after virtual reality (VR) viewing.

	Group A (n = 5)			Group B (n = 5)
	After 1st VR viewing (CG)	After 2nd VR viewing (LA)	P-value	After 1st VR viewing (LA)	After 2nd VR viewing (CG)	P-value
Satisfaction [mean (SD (range))]	7.0 [2.3 (5, 10)]	8.6 [1.5 (7, 10)]	0.0993	8.6 [2.2 (5, 10)]	8.2 [1.9 (5, 10)]	0.1778
Nausea [mean (SD (range))]	0.2 [0.4 (0, 1)]	0.0 [0.0 (0, 0)]	0.3739	0.0 [0.0 (0, 0)]	0.0 [0.0 (0, 0)]	N/A
Dizziness [mean (SD (range))]	0.0 [0.0 (0, 0)]	0.0 [0.0 (0, 0)]	N/A	0.0 [0.0 (0, 0)]	0.0 [0.0 (0, 0)]	N/A
Headache [mean (SD (range))]	0.2 [0.4 (0, 1)]	0.2 [0.4 (0, 1)]	N/A	0.0 [0.0 (0, 0)]	0.0 [0.0 (0, 0)]	N/A
Tiredness [mean (SD (range))]	0.8 [1.3 (0, 3)]	0.0 [0.0 (0, 0)]	0.2420	0.2 [0.4 (0, 1)]	0.2 [0.4 (0, 1)]	N/A

Paired t-test.

VR, virtual reality; CG, computer graphics; LA, live action; SD, standard deviation; N/A, not available.