Table 1 Mean (SD) values and Spearman's correlations for absolute levels of HAQ and EuroQol in the cross‐sectional study and changes in levels of HAQ and EuroQol in the treatment change study.
| Variable | Cross sectional | Treatment change | ||||
|---|---|---|---|---|---|---|
| Mean (SD) | Correlation with HAQ | Correlation with EuroQol | Mean (SD) | Correlation with HAQ | Correlation with EuroQol | |
| HAQ | 1.5 (0.8) | – | −0.76 | −0.2 (0.6) | – | 0.08 |
| EuroQol | 0.45 (0.33) | −0.76 | – | 0.25 (0.35) | 0.08 | − |
| NHP physical function | 37 (24) | 0.75 | −0.68 | −6.0 (20) | 0.38 | 0.01 |
| SF‐36 MCS | 44 (14) | −0.29 | 0.43 | 4.0 (16) | −0.17 | 0.36 |
| SF‐36 PCS | 28 (11) | −0.69 | 0.69 | 4.0 (10) | −0.03 | 0.42 |
| SF‐36 physical function | 35 (26) | −0.70 | 0.64 | 8.0 (25) | 0.13 | 0.41 |
| DAS | 4.7 (1.6) | 0.55 | −0.59 | −1.2 (1.5) | 0.64 | −0.45 |
| Pain | 47 (27) | 0.56 | −0.61 | −18 (29) | 0.50 | −0.54 |
| ESR | 33 (27) | 0.27 | −0.31 | −18 (31) | 0.30 | −0.19 |
| Tender joint counts | 7.5 (7.2) | 0.45 | −0.50 | −3.1 (7.3) | 0.47 | −0.31 |
| Swollen joint counts | 4.8 (4.1) | 0.36 | −0.36 | −2.7 (4.7) | 0.20 | −0.22 |
| Patients global | 50 (28) | 0.54 | −0.54 | −23 (31) | 0.41 | −0.39 |
DAS, Disease Activity Score; ESR, Erythrocyte Sedimentation Rate; HAQ, Health Assessment Questionnaire; NHP, Nottingham Health Profile; MCS, mental component summary; PCS, physical component summary.