Table 3.

Evaluation of the mean pretreatment and posttreatment THI grading

Group	Pretreatment	Posttreatment	First–last change (P-valueb))
Trimetazidine (n=42)	2.4±0.7	2.2±0.6	0.110
Placebo (n=40)	2.3±0.6	2.3±0.7	0.486
P-valuea)	0.693	0.795	-

Values are presented as mean±SD.

THI, tinnitus handicap inventory.

^a)Independent samples test.

^b)Paired sample t-test. P>0.05.