Table 1. Comparison of VAS between groups.

	Control (n=10)	Experimental group 1 (n=10)	Experimental group 2 (n=10)
Pre-test	7.15 ± 1.98	7.27 ± 1.76	6.86 ± 1.57
Post-test#	5.534 ± 0.96*	4.16 ± 0.87*	3.94 ± 0.83*

p<0.05, *within group, ^#between group