The distribution of the RAID score and the seven NRS
| Mean±SD | Median (IQR) | % Lowest | % Highest | % Missing | |
|---|---|---|---|---|---|
| RAID | 3.37±2.17 | 3.18 (3.56) | 3.1 | 0 | 4.1 |
| Pain NRS | 3.88±2.45 | 4.00 (4.00) | 6.3 | 0.8 | 2.2 |
| Physical NRS | 3.59±2.65 | 3.00 (4.00) | 13.9 | 1.2 | 2.3 |
| Fatigue NRS | 3.59±2.68 | 3.00 (5.00) | 15.0 | 0.9 | 2.6 |
| Sleep NRS | 2.99±2.45 | 4.00 (4.00) | 27.7 | 0.9 | 2.7 |
| Emotional wellbeing NRS | 3.02±2.41 | 3.00 (4.00) | 17.0 | 0.6 | 2.5 |
| Physical wellbeing NRS | 3.43±2.40 | 3.00 (4.00) | 12.1 | 0.6 | 2.8 |
| Coping NRS | 2.72±2.31 | 2.00 (3.00) | 20.1 | 0.7 | 2.2 |
NRS, numeric rating scales; RA, rheumatoid arthritis; RAID, Rheumatoid Arthritis Impact of Disease.