Table 1.

Tinnitus-related assessments

Measure	Content	Time frame item example
Tinnitus Handicap Inventory (THI)	25 items	Time frame not specified
	3 response options
	○ yes (4 points) ○ sometimes (2 points) ○ no (0 points)	“Because of your tinnitus do you feel frustrated?”
	Summary score 0 to 100
	A higher score denotes higher tinnitus-related handicap
THI functional subscale	Score 0 to 44, reflects role limitations in the areas of mental, social, occupational and physical functioning	“Because of your tinnitus do you often feel tired?”
THI emotional subscale	Score 0 to 36, representing a broad range of affective responses to tinnitus	“Does your tinnitus make you angry?”
THI catastrophic subscale	Score 0 to 20, reflects patients’ desperation, inability to escape from tinnitus, perception of having a terrible disease, lack of control and inability to cope	“Because of your tinnitus do you feel desperate?”
Tinnitus severity	One question about tinnitus severity	Present
	○ no problem (1 point) ○ a small problem (2 points) ○ a moderate problem	“How much of a problem is your tinnitus at present”
	(3 points)
	○ a big problem (4 points) ○ a very big problem (5 points)