Table 2. Intra-group comparison of mean values of Venham's clinical anxiety rating scale.

Group		Mean	SD	Difference	P-value
CS	Before	0.63	0.942	0.171 ± 0.923	0.275
	After	0.80	0.677
VR	Before	1.00	0.840	0.429 ± 0.85	0.008*
	After	0.57	0.608

^*P < 0.05-statistically significant; virtual reality (VR); counter-stimulation (CS); Standard Deviation (SD).