Correlation coefficients between HAQ score and clinical and laboratory variables at entry and after one year
Possible predictors at entry | HAQ - entry (n=133) | HAQ - 1 year (n=111) |
Sex | 0.15 | 0.15 |
Age | 0.12 | −0.02 |
Duration of complaints | −0.03 | −0.02 |
Duration of morning stiffness | 0.332-165 | 0.18 |
Presence of nodules | 0.02 | 0.10 |
Presence of erosions | −0.04 | −0.17 |
Erythrocyte sedimentation rate | 0.372-165 | 0.292-160 |
C reactive protein | 0.492-165 | 0.212-160 |
IgM RF titre | 0.192-150 | 0.07 |
Disease Activity Score (DAS) | 0.592-165 | 0.442-165 |
Patient's pain (VAS) | 0.512-165 | 0.422-165 |
Physician's Global Assessment (VAS) | 0.402-165 | 0.19 |
Depressive mood (AIMS) | 0.392-165 | 0.282-160 |
Anxiety (AIMS) | 0.302-160 | 0.19 |
Education level | −0.02 | −0.10 |
Employment status | 0.15 | 0.08 |
HAQ score entry | — | 0.672-165 |