Appendix 1. THI Questionnaire

Factor Subscale Item
1 F Because of your tinnitus is it difficult for you to concentrate?
2 F Does the loudness of your tinnitus make it difficult for you to hear people?
3 E Does your tinnitus make you angry?
4 F Does your tinnitus make you feel confused?
5 C Because of your tinnitus do you feel desperate?
6 E Do you complain a great deal about your tinnitus?
7 F Because of your tinnitus do you have trouble falling to sleep at night?
8 C Do you feel as though you cannot escape your tinnitus?
9 F Does your tinnitus interfere with your ability to enjoy social activities(such as going out to dinner, to the movies)?
10 E Because of your tinnitus do you feel frustrated?
11 C Because of your tinnitus do you feel that you have a terrible disease?
12 F Does your tinnitus make it difficult for you to enjoy life?
13 F Does your tinnitus interfere with your job or household responsibilities?
14 E Because of your tinnitus do you find that you are often irritable?
15 F Because of your tinnitus is it difficult for you to read?
16 E Does your tinnitus make you upset?
17 E Do you feel that your tinnitus problem has placed stress on your relationship with members of your family and friends?
18 F Do you find it difficult to focus your attention away from your tinnitus and on other things?
19 C Do you feel that you have no control over your tinnitus?
20 F Because of your tinnitus do you often feel tired?
21 E Because of your tinnitus do you feel depressed?
22 E Does your tinnitus make you feel anxious?
23 C Do you feel that you can no longer cope with your tinnitus?
24 F Does your tinnitus get worse when you are under stress?
25 E Does your tinnitus make you feel insecure?
Tinnitus Handicap Inventory(THI). F : Functional subscale, E : Emotional subscale, C : Catastrophic subscale