The total Revised Fibromyalgia Impact Questionnaire (FIQR) scores of the 202 fibromyalgia (FM) patients compared with the scores for the 213 healthy controls, 51 patients with rheumatoid arthritis (RA) or systemic lupus erythematosus (SLE), and 11 patients with major depression. *Note: a concomitant diagnosis of FM was an exclusion criterion for inclusion of RA/SLE and major depressive disorder (MDD) subjects. SE, standard error.
Bennett et al. Arthritis Research & Therapy 2009 11:R120 doi:10.1186/ar2783