Baseline variables significantly associated with baseline health assessment questionnaire (HAQ) scores in the linear regression model
| Explanatory variable | β | SE (β) | p Value |
|---|---|---|---|
| β, estimated coefficient; SE (β), estimated standard error of the β. | |||
| Male sex | −0.202 | 0.064 | 0.0016 |
| Radiographic score (0–440) | 0.001 | 0.000 | 0.0002 |
| Disease activity score (0–10) | 0.202 | 0.029 | <0.0001 |
| Morning stiffness (min) | 0.012 | 0.006 | 0.0404 |
| Fatigue (0–10) | 0.064 | 0.013 | <0.0001 |