Longitudinal associations with DAPSA as dependant variable*
| 95% CI for β | ||||
| Stand.β | Lower | Upper | P values | |
| 68TJC | 0.88 | 0.82 | 0.93 | <0.001 |
| DAS28ESR | 0.63 | 0.51 | 0.75 | <0.001 |
| BASDAI | 0.59 | 0.44 | 0.74 | <0.001 |
| RAID | 0.54 | 0.41 | 0.66 | <0.001 |
| PAIN | 0.52 | 0.42 | 0.62 | <0.001 |
| PGA | 0.46 | 0.35 | 0.56 | <0.001 |
| MHAQ | 0.38 | 0.22 | 0.53 | <0.001 |
| HADS.D | 0.33 | 0.19 | 0.47 | <0.001 |
| HADS.A | 0.31 | 0.15 | 0.47 | <0.001 |
| EGA | 0.24 | 0.13 | 0.36 | <0.001 |
| 66SJC | 0.20 | 0.09 | 0.31 | <0.001 |
| ESR | 0.09 | 0.02 | 0.17 | 0.015 |
| CRP | 0.10 | −0.005 | 0.20 | 0.062 |
| US PD | 0.07 | −0.04 | 0.18 | 0.188 |
| US GS | 0.04 | −0.03 | 0.12 | 0.251 |
Statistically significant results are presented in bold.
*Generalised estimating equations models are adjusted for age, gender and disease duration.
BASDAI, Bath Ankylosing Spondylitis Disease Activity Index; CRP, C-reactive protein; DAS28ESR, Disease Activity Score for 28 joints with ESR; EGA, examinator's global assessment; ESR, erythrocyte sedimentation rate; HADS.A, The Hospital Anxiety Depression Scale—anxiety; HADS.D, The Hospital Anxiety Depression Scale—depression; MHAQ, Modified Health Assessment Questionnaire; PAIN, patient's pain; PGA, patient's global assessment; RAID, Rheumatoid Arthritis Impact of Disease; 66SJC, 66 swollen joint count; TJC, 68 tender joint count; US GS, Ultrasound Grey Scale; US PD, ultrasound power Doppler.