Analyzing Menton Deviation in Posteroanterior Cephalogram in Early Detection of Temporomandibular Disorder

Table 1

Temporomandibular disorder diagnostic index (TMD-DI).

Number	Question lists	Code	Filling instructions
1	Do you have symptom such as headache?		Fill in code with; 0 = never; 1 = sometimes; 2 = often; 3 = always
2	Do you have symptom such as pain during closing and opening mouth?
3	Do you have symptom of joint trismus when getting up in the morning?
4	Do you have symptom of pain around neck?
5	Do you have symptom of tinnitus?
6	Do you clench your teeth in worries?
7	Do you clench your teeth when in anger?
8	Do you clench your teeth when concentrating?
Total score
Total score: 0–24; Total score ≤ 3: TMD symptom code = 0; Total score > 3: TMD code = 1