|
(1a) Investigator-administered tests relating to the tinnitus percept:
|
|
Tinnitus loudness matching
|
20
|
4 %
|
16
|
3 %
|
|
Tinnitus pitch matching
|
9
|
2 %
|
22
|
4 %
|
|
Minimum masking level
|
5
|
1 %
|
12
|
2 %
|
|
Loudness discomfort level
|
3
|
1 %
|
2
|
0 %
|
|
Tinnitus bandwidth matching
|
0
|
-
|
2
|
0 %
|
|
(1b) Patient-reported numerical rating scales relating to the tinnitus percept:
|
|
Tinnitus loudness
|
37
|
8 %
|
24
|
4 %
|
|
Tinnitus pitch
|
0
|
-
|
2
|
0 %
|
|
(2a) Patient-reported questionnaire instruments relating to the impact of tinnitus:
|
|
Tinnitus Handicap Inventory
|
77
|
15 %
|
31
|
5 %
|
|
Tinnitus Questionnaire (German version)
|
29
|
6 %
|
11
|
2 %
|
|
Tinnitus Questionnaire (English version)
|
5
|
1 %
|
0
|
-
|
|
Tinnitus Functional Index
|
18
|
4 %
|
3
|
1 %
|
|
Tinnitus Beeinträchtigungs Fragebogen
|
13
|
3 %
|
8
|
1 %
|
|
Tinnitus Severity Index
|
12
|
2 %
|
1
|
0 %
|
|
Tinnitus Reaction Questionnaire
|
11
|
2 %
|
2
|
0 %
|
|
Tinnitus Handicap Questionnaire
|
8
|
2 %
|
5
|
1 %
|
|
Mini-Tinnitus Questionnaire
|
6
|
1 %
|
0
|
-
|
|
Tinnitus Effects Questionnaire
|
2
|
0 %
|
0
|
-
|
|
Tinnitus diary
|
2
|
0 %
|
0
|
-
|
|
Tinnitus Psychological Impact Questionnaire
|
2
|
0 %
|
0
|
-
|
|
Tinnitus Severity Scale
|
0
|
-
|
6
|
1 %
|
|
Tinnitus Acceptance Questionnaire
|
0
|
-
|
6
|
1 %
|
|
(2b) Patient-reported numerical rating scales relating to the impact of tinnitus:
|
|
Tinnitus distress
|
7
|
2 %
|
8
|
1 %
|
|
Tinnitus annoyance
|
21
|
4 %
|
14
|
2 %
|
|
Tinnitus awareness
|
10
|
2 %
|
2
|
0 %
|
|
(3) Patient-reported questionnaire instruments relating to other co-occurring complaints:
|
|
Beck Depression Inventory
|
7
|
1 %
|
13
|
2 %
|
|
Hospital Anxiety and Depression Scale
|
7
|
1 %
|
27
|
5 %
|
|
Perceived Stress Questionnaire
|
3
|
1 %
|
0
|
-
|
|
Spielberger State and Trait Anxiety Inventory
|
3
|
1 %
|
3
|
1 %
|
|
Brief-Coping with Problems Experienced
|
2
|
0 %
|
0
|
-
|
|
Pittsburgh Sleep Quality Index
|
2
|
0 %
|
2
|
0 %
|
|
Hearing Handicap Inventory
|
1
|
0 %
|
4
|
1 %
|
|
Hyperacusis questionnaire (undefined)
|
1
|
0 %
|
2
|
0 %
|
|
Attention and Performance Self-assessment Scale
|
0
|
-
|
2
|
0 %
|
|
Befindlichkeitsskala
|
0
|
-
|
2
|
0 %
|
|
Cognitive Failures Questionnaire
|
0
|
-
|
2
|
0 %
|
|
Depression Anxiety and Stress Scale
|
0
|
-
|
3
|
1 %
|
|
Insomnia Severity Index
|
0
|
-
|
7
|
1 %
|
|
Major Depression Inventory
|
0
|
-
|
5
|
1 %
|
|
Sleep Questionnaire (undefined)
|
0
|
-
|
3
|
1 %
|
|
(4a) Patient-reported questionnaire instruments relating to health-related quality of life:
|
|
Clinical Global Impression Scale
|
4
|
1 %
|
14
|
2 %
|
|
36-item short form Health Survey
|
2
|
0 %
|
6
|
1 %
|
|
WHOQOL-BREF
|
0
|
-
|
10
|
2 %
|
|
EuroQoL
|
0
|
-
|
2
|
0 %
|
|
Quality of Life Inventory
|
0
|
-
|
2
|
0 %
|
|
(4b) Patient-reported numerical rating scales relating to health-related quality of life:
|
|
Quality of Life (tinnitus)
|
5
|
1 %
|
6
|
1 %
|
|
Quality of Life
|
4
|
1 %
|
1
|
0 %
|
|
(5) Technical and laboratory measurements relating to body structures and functions:
|
|
Pure tone audiometry
|
15
|
3 %
|
23
|
4 %
|
|
Speech audiometry (various types)
|
6
|
1 %
|
11
|
2 %
|
|
Electroencephalography
|
4
|
1 %
|
5
|
1 %
|
|
Blood chemistry
|
2
|
0 %
|
10
|
2 %
|
|
Positron Emission Tomography
|
2
|
0 %
|
0
|
-
|
|
Electrocardiogram
|
1
|
0 %
|
4
|
1 %
|
|
Digit symbol test
|
1
|
0 %
|
2
|
0 %
|
|
Blood drug levels
|
0
|
-
|
4
|
1 %
|
|
Magnetic Resonance Imaging
|
0
|
-
|
3
|
1 %
|
|
Otological examination
|
0
|
-
|
4
|
1 %
|
|
Otoscopy
|
0
|
-
|
2
|
0 %
|
|
Psychoacoustic assessment (undefined)
|
0
|
-
|
3
|
1 %
|
|
Tympanometry
|
0
|
-
|
2
|
0 %
|
|
Urine analysis
|
0
|
-
|
2
|
0 %
|
|
(6) Measures of adverse events or harms:
|
|
Adverse events/Side effects
|
4
|
1 %
|
30
|
5 %
|
|
(7) Measures of satisfaction:
|
No instruments reported
|
|
(8) Measurement instruments of treatment-related outcomes:
|
|
Withdrawal rate
|
2
|
0 %
|
2
|
0 %
|
|
(9) Measurement of interest unclear or not specified by the authors:
|
|
Cannot code
|
20
|
4 %
|
52
|
9 %
|
|
Other numerical rating scale (undefined)
|
18
|
4 %
|
29
|
5 %
|
|
Questionnaire (authors’ own)
|
15
|
3 %
|
13
|
2 %
|
|
Numerical rating scale of tinnitus severity
|
12
|
2 %
|
1
|
0 %
|
|
Not specified
|
8
|
2 %
|
18
|
3 %
|
|
Total
|
505
|
87 %
|
579
|
85 %
|
