Table 2. Comparison of variables by groups at the beginning and end according to two-way ANOVA.

Variable		Group
		432 Hz (n=15)	440 Hz (n=15)	Control (n=12)
CORAH-MDAS Anxiety	Initial	16.1±3.75	14.3±4.55	17.8±5.12
	Final	8.7±2.67	8.4±2.84	17.2±4.60
	Mean difference	7.45	5.91	0.61
	p-value	0.001*	0.014*	0,99
Salivary Cortisol (µg/dL)	Initial	0.74±0.45	1.35±0.69	1.44±0.57
	Final	0.49±0.37	1.06±0.72	1.59±0.70
	Difference	0,249	0,289	-0,151
	p-value	0,93	0,87	0,99

*Statistically significant differences as measured by two-way ANOVA (p<0.05)