Multiple linear regression for influences on Rheumatoid Arthritis-Work Instability Scale. Number of observations = 70, r2 = 0.57, adjusted r2 = 0.5364.
| Input Variable | Coefficient (95% CI) | p |
|---|---|---|
| DAS28 | 1.27 (0.58, 3.03) | 0.004 |
| HAQ score | 4.75 (3.69, 11.78) | < 0.001 |
| DAS28 × HAQ | –0.71 (–1.64, 0.2) | 0.123 |
| Sex, male | 3.16 (0.49, 5.83) | 0.021 |
| Disease duration | 0.04 (–0.07, 0.16) | 0.451 |
| Constant | 0.44 (–2.37, 3.25) | 0.756 |