Table 4 Correlation (Spearman rho) between change scores of components in the International Classification of Functioning, Disability and Health (ICF) Core Set for rheumatoid arthritis (RA) and health status, utility (Short-Form 6D (SF-6D)) and disease activity (28-joint Disease Acivity Score (DAS28)) over 6 months with disease-modifying antirheumatic drug (DMARD) treatment presented for patients with and without improvement in health
All patients (n = 46)Patients with improved health (n = 27)Patients without improved health (n = 19)
MHAQSF-36 PCSSF-36 MCSSF-6DDAS28MHAQSF-36 PCSSF-36 MCSSF-6DDAS28MHAQSF-36 PCSSF-36 MCSSF-6DDAS28
Body Functions0.16−0.14−0.25−0.110.36*0.25−0.23−0.22−0.120.310.04−0.05−0.24−0.030.39
Body Structures0.18−0.090.05−0.160.33*0.24−0.28−0.21−0.220.370.05−0.14−0.030.040.36
Activities and Participation0.26−0.30−0.07−0.260.39**0.35−0.30−0.04−0.230.370.10−0.22−0.07−0.280.32
Environmental Factors0.05−0.19−0.03−0.100.14−0.20−0.03−0.11−0.210.020.41−0.38−0.18−0.410.34
All categories0.17−0.12−0.15−0.130.34*0.33−0.28*−0.21−0.210.340.07−0.10−0.07−0.030.26
  • *p<0.05 **p<0.01

  • MCS, mental component summary; MHAQ, Modified Health Assessment Questionnaire; PCS, physical component summary; SF-36, Short Form 36.