Mean RAPID3 scores according to duration of disease in patients with OA or RA between 55 and 70 years of age at two sites
| Site | Disease duration | Total | p Value | ||
| <5 years | 5–10 years | >10 years | |||
| Liverpool | |||||
| RA | 13.2 (7.3) | 5.8 (6.3) | 13.7 (7.0) | 11.6 (7.5) | 0.91 |
| OA | 15.7 (5.3) | 21.4 (3.1) | 15.9 (5.6) | 16.8 (5.4) | 0.45 |
| p | 0.32 | 0.0003 | 0.50 | 0.001 | |
| Ridley Park | |||||
| RA | 8.1 (5.4) | 5.0 (3.9) | 8.1 (6.3) | 7.7 (5.6) | 0.53 |
| OA | 11.3 (6.5) | 11.9 (5.1) | 10.3 (7.1) | 11.2 (6.3) | 0.79 |
| p | 0.07 | 0.01 | 0.37 | 0.009 | |
OA, osteoarthritis; RA, rheumatoid arthritis; RAPID3, Routine Assessment of Patient Index Data 3.