Mixed effects models examining effect of raft on secondary outcomes over 2 years
| Adjusted mean difference* | 95% CI | P value | |
| Fatigue | |||
| BRAF-NRS Severity (0–10) | −0.17 | −0.54 to 0.20 | 0.38 |
| BRAF-NRS Coping (0–10)† | 0.42 | 0.08 to 0.77 | 0.02 |
| BRAF-MDQ Impact Overall (0–70) | −2.98 | −5.39 to -0.57 | 0.02 |
| BRAF-MDQ Physical (0–22) | −0.64 | −1.45 to 0.17 | 0.12 |
| BRAF-MDQ Emotional (0–12) | −0.90 | −1.44 to -0.37 | 0.001 |
| BRAF-MDQ Cognitive (0–15) | −0.53 | −1.14 to 0.08 | 0.09 |
| BRAF-MDQ Living with (0–21) | −0.93 | -1.75 to -0.10 | 0.03 |
| Pain NRS (0–10) | 0.01 | −0.38 to 0.40 | 0.94 |
| Disability MHAQ (0–3) | 0.01 | −0.07 to 0.08 | 0.86 |
| Quality of Life AIMS VAS (0–100) | −0.02 | −3.91 to 3.86 | 0.99 |
| Disease activity sPDAS2 (2.4–7.9) | 0.03 | −0.15 to 0.20 | 0.77 |
| Anxiety HADS (0–21) | −0.40 | −0.96 to 0.15 | 0.16 |
| Depression HADS (0–21) | −0.49 | −1.06 to 0.08 | 0.09 |
| Valued Life Activities (0–3) | −0.06 | −0.14 to 0.03 | 0.22 |
| Helplessness AHI (5-30) | −0.27 | −1.12 to 0.58 | 0.54 |
| Self-efficacy RASE (28-140)† | 1.31 | −0.80 to 3.42 | 0.23 |
| Sleep Quality | 0.74‡ | 0.44 to 1.27 | 0.28 |
*Adjusted for baseline measure of outcome and centre.
†Higher score=better outcome (for all other scales lower score=better outcome).
‡OR from ordinal logistic regression.
AHI, Arthritis Helplessness Index; AIMS, Arthritis Impact Measurement Scale; BRAF-MDQ, Bristol RA Fatigue Multidimensional Questionnaire; BRAF-NRS, Bristol RA Fatigue Numerical Rating Scale; HADS, Hospital Anxiety and Depression Scale; MHAQ, Modified Health Assessment Questionnaire; RASE, RA Self-Efficacy.