Skip to main content

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.