Table 3.
Linear Regression Predicting Average Pain-Related Interference in the Month Following the Second Study Visit in Participants with Chronic Temporomandibular Arthralgia/Myalgia
| Predictor | Standardized β | Unstandardized B | 95% CI for B | t | P | Adjusted R2 | Observed power |
|---|---|---|---|---|---|---|---|
| Constant | – | –4.81 | –7.57 to –2.04 | –3.54 | .001 | .446 | .989 |
| Age | 0.26 | .06 | –0.001 to 0.13 | 2.02 | .052 | ||
| Sleep quality total score (PSQI) | –0.09 | –0.04 | –0.18 to 0.10 | –0.63 | .54 | ||
| Depression symptom total score (PROMIS) | –0.10 | –0.03 | –0.12 to 0.06 | –0.72 | .48 | ||
| Average pain intensity | 0.29 | 0.28 | –0.01 to 0.58 | 1.96 | .06 | ||
| Fatigue total score (PROMIS) | 0.56 | 0.21 | 0.08 to 0.34 | 3.24 | .003 |