From: Self-reported aural symptoms, headache and temporomandibular disorders in Japanese young adults
Group | TMD symptoms | Frequency | Percent (%) |
---|---|---|---|
TMD-negative | 1,387 | 71.9 | |
TMD-positive | 543 | 28.1 | |
I | Clicking only | 319 | 16.5 |
II | Pain in TMJ only | 21 | 1.1 |
III | Difficulty in mouth opening only | 18 | 0.9 |
IV | Clicking and pain in TMJ | 29 | 1.5 |
V | Clicking and difficulty in mouth opening 48 | 2.5 | |
VI | Pain in TMJ and difficulty in mouth opening | 11 | 0.6 |
VII | Clicking, pain in TMJ and diff. in mouth opening | 97 | 5.0 |
Total | 1,930 | 100.0 |