Table 2. Pre and Postoperative State-Trait Anxiety Inventory (STAI) and Propofol Doses.

P refers to p-value with a statistical significance of p < 0.05.

SD: standard deviation

Surgical Characteristics	Control (n = 28)	Music (n = 29)	P
STAI State	Mean (SD)	Mean (SD)
Preop	38.04 (2.35)	31.00 (1.44)	0.013
Postop	32.21 (1.56)	28.34 (1.64)	0.094
Change	5.82 (2.39)	2.66 (1.96)	0.309
STAI Trait
Preop	34.21 (2.03)	30.10 (1.40)	0.100
Postop	34.71 (2.31)	28.14 (1.00)	0.011
Change	-0.50 (2.49)	1.97 (1.52)	0.398
Propofol dose per surgical minute per kg (mg/min/kg)	0.06 (0.004)	0.05 (0.004)	0.264