Table 2.

Mean value difference for sample “without music” (sample 1, n = 98) vs. sample “with music” (sample 2, n = 98) via CSSI and PSSI (*significant one side p ≤ 0.05).

CSSI					PSSI
Number of patients	N	Mean	SD	p-level (one-side)	Number of patients	N	Mean	SD	p-level (one-side)
Sample 1	98	82.69	15.04	0.004*	Sample 1	78	93.38	11.44	0.477
Sample 2	94	87.30	15.02		Sample 2	96	92.67	9.85
Female					Female
Sample 1	47	79.79	15.12	0.002*	Sample 1	36	91.09	14.71	0.895
Sample 2	47	87.09	16.41		Sample 2	47	93.03	9.22
Male					Male
Sample 1	51	85.36	14.61	0.441	Sample 1	42	95.34	7.26	0.270
Sample 2	47	87.50	13.67		Sample 2	49	92.32	10.50