Table 4.
Putative TMD Risk Factors with the Largest Importance Scores (by Domain)
| Domain | Variable | Importance Score |
|---|---|---|
| Autonomic | HRV: total power (color-word Stroop) | 19.1 |
| Average mean arterial pressure (pain-affect Stroop) | 16.2 | |
| Average mean arterial pressure (color-word Stroop) | 15.8 | |
| Average heart rate - ECG (pain-affect Stroop) | 12.6 | |
| HRV: total power (pain-affect Stroop) | 10.8 | |
| Clinical | Count of non-specific orofacial symptoms | 92.9 |
| Oral parafunction sum score (OBC) | 66.0 | |
| Could not open mouth wide in the last month | 54.1 | |
| # of palpation sites with pain (right masseter) | 50.0 | |
| Ever had orthodonic procedures | 29.3 | |
| Demographic | Age | 51.6 |
| Marital status | 44.7 | |
| Race | 25.1 | |
| Lifetime U.S. residence | 12.4 | |
| Satisfaction with financial situation | 5.5 | |
| Health Status | Count of 20 comorbid conditions | 100.0 |
| Bodily pain (SF-12v2) | 80.6 | |
| General health (SF-12v2) | 31.8 | |
| # of different types of headaches in the last year | 16.1 | |
| Sleep latency (PSQI) | 12.7 | |
| Pain Sensitivity | Presure pain threshold (masseter) | 5.8 |
| Heat pain ratings of 10 stimuli: area under curve (48°C) | 4.2 | |
| Presure pain threshold (trapezius) | 3.7 | |
| Thermal pain single stimulus rating (46°C) | 3.6 | |
| Thermal pain single stimulus rating (48°C) | 3.5 | |
| Psychosocial | Somatic symptom reporting (PILL) | 42.4 |
| Catastrophizing - magnification (PCS) | 10.4 | |
| EPQ Lie scale | 9.9 | |
| Anxiety (SCL 90R) | 9.7 | |
| Mood - clearheaded/confused (POMS-Bi) | 6.5 |