Table 2 Average values of patient-reported outcome measures in patients with clinically suspect arthralgia (CSA), unclassified arthritis (UA), and rheumatoid arthritis (RA). HRQoL: health-related quality of life
CSA | UA | RA | P value | Post-hoc significant relationship* | |
|---|---|---|---|---|---|
Functional status (HAQ-DI) | 0.69 (0.60, 0.78) | 0.77 (0.66, 0.88) | 1.27 (1.20, 1.34) | < 0.001 | RA, CSA (< 0.001) RA, UA (< 0.001) |
HRQoL (EQ-5D) | 0.65 (0.61, 0.69) | 0.61 (0.56, 0.66) | 0.47 (0.44, 0.50) | < 0.001 | RA, CSA (< 0.001) RA, UA (< 0.001) |
Fatigue (FACIT-F) | 33.5 (31.8, 35.2) | 34.9 (33.1, 36.8) | 28.7 (27.4, 29.9) | < 0.001 | RA, CSA (< 0.001) RA, UA (< 0.001) |
Depression (PHQ-9) | 7.2 (6.4, 8.0) | 6.9 (5.8, 7.9) | 10.0 (9.4, 10.6) | < 0.001 | RA, CSA (< 0.001) RA, UA (< 0.001) |