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Table 9 Quantitative hearing loss and loss of tonal hearing according to TMD group.

From: Signs and Symptoms of Temporomandibular Joint Disorders Related to the Degree of Mouth Opening and Hearing Loss

Tonal hearing loss * TMD Crosstabulation

   

TMD Group

 
   

Non

mild

moderate

severe

Total

Hearing loss

normal≤15%

Count

104

88

68

24

284

 

In one

Count

16

16

56

16

104

 

ear > 15%

      
 

In one

Count

4

0

8

20

32

 

ear≥20%

      
 

In both

Count

0

4

4

16

24

 

ears > 15%

      
 

In both

Count

0

0

0

20

20

 

ears≥20%

      

Tonal hearing loss

No loss

Count

112

64

52

12

240

 

Loss in low tones in both ears

Count

0

12

32

40

84

 

Loss in low tones in one ear

Count

8

24

8

24

64

 

Loss in median tones in both ears

Count

0

4

20

16

40

 

Loss in median tones in one ear

Count

4

4

24

4

36

  1. Tonal hearing loss, ear itching, hearing loss -TMD.