Table 3 Cross-sectional and longitudinal correlation of patient-reported measures with measures of disease activity*
Association (cross sectional)Association (longitudinal; change of measures)
PGA50 98AIMS102
ROAD55SF-3675 102–104
HAQ10 13 44 96Fatigue63 105 106
Fatigue63HAQ26 76 85 96 104 107
NHP99EQ-5D VAS85
TJC98PGA85 108 109
TTO100TTO100
EQ-5D100RADAI101
RADAI101Patient assessment of improvement109

  • *Display of patient-reported outcome measures, for which an association with disease activity (as assessed by the DAS, DAS28, SDAI, CDAI, or ACR response) has been established cross-sectionally (left column) or longitudinally (right column).

  • AIMS, Arthritis Impact Measurement; EQ-5D, EuroQol; HAQ, Health Assessment Questionnaire; NHP, Nottingham Health Profile; PGA, Patient Global Assessment; RADAI, Rheumatoid Arthritis Disease Activity Index; ROAD, recent-onset arthritis disability; SF-36, Short Form 36; TJC, Tender Joint Count; TTO, time trade off.