Table 3.
Temporomandibular disorders (TMD) in rheumatoid arthritis (RA) patients and healthy controls
| TMD (RDC/TMD) | Healthy controls n=47 | RA patients n=52 | P Value | |
|---|---|---|---|---|
| Axis I | Myofascial pain syndrome * | 0 | 18 | P<0.001 |
| Physical | Disc displacement disorder | 3 | 10 | P=0.1 |
| diagnosis | Degenerative joint disease * | 0 | 14 | P<0.001 |
| Total | Concurrent clinical TMD | 3 | 26 | |
| Axis II | Pain intensity ≥ 50/100 | 0 | 6 | P=0.048 |
| Psychological assessment | Low disability/low intensity (I) | 0 | 6 | P=0.048 |
| Low disability/high intensity (II) ** | 0 | 11 | P<0.001 | |
| Functional limitation of the mandible ** | 1 | 16 | P<0.001 | |
| Total | Concurrent subjective TMD | 1 | 17 | |
*
Statistically significant clinical TMD,
**
Statistically significant subjective TMD, RDC/TMD=Research Diagnostic Criteria for Temporomandibular Disorders