Table 5.
Association (P value) between the clinical variables pain on palpation of the TMJ and trismus (mouth opening < 30 mm), and the MRI findings in the two patient groups (Fisher’s exact test).
|
TMD group |
Arthritis group |
|||||
|---|---|---|---|---|---|---|
|
TMJ pain |
TMJ pain |
|||||
| Right | Left | Trismus | Right | Left | Trismus | |
| ADD | 0.366 | >0.900 | 0.755 | > 0.900 | 0.221 | 0.568 |
| Disc deformation | >0.900 | >0.900 | 0.777 | >0.900 | 0.417 | >0.900 |
| Effusion | >0.900 | 0.566 | >0.900 | 0.363 | 0.680 | 0.122 |
| Caput flattening | 0.245 | 0.244 | >0.900 | 0.400 | >0.900 | 0.179 |
| Surface destructions | 0.221 | 0.396 | 0.782 | 0.400 | > 0.900 | 0.179 |
| Osteophytes | 0.384 | 0.773 | >0.900 | 0.680 | >0.900 | 0.608 |
| Caput edema | 0.758 | 0.561 | 0.578 | 0.643 | 0.660 | 0.071 |
ADD, anterior disc displacement; MRI, magnetic resonance imaging; TMD, temporomandibular disorder; TMJ, temporomandibular joint.