Table 5

Placebo controlled trials of DMARD treatment for early RA

Author (reference)Study designMean disease duration (months)TreatmentOutcomeEvidence category
DMARD, disease modifying antirheumatic drug; EMS, early morning stiffness; GS, grip strength; HAQ, Health Assessment Questionnaire; PGA, patient global assessment of disease activity; RF, rheumatoid factor; RI, Ritchie Index.
*Mild RA defined as disease affecting hands and feet only, CRP <20 mg/l, ESR <30 mm/1st h. All patients satisfied either the 1987 revised ACR diagnostic criteria, or the pre-1987 ARA diagnostic criteria.
Adapted from Quinn, Conaghan, and Emery. The therapeutic approach of early intervention for rheumatoid arthritis (submitted).
Australian Multicentre Clinical Trial Group68Randomised, placebo controlled trial; 105 non-erosive, DMARD-naive patients; 6 month study<12SulfasalazineSignificantly reduced swollen and tender joints, ESR/CRP, RF, RI, and EMSIb
Borg et al69Double blind, randomised, placebo controlled trial; 138 DMARD naive patients; 12 month study11Oral goldSignificantly reduced swollen joint counts, x ray progression, and HAQ functional scoreIb
Davis et al70Double blind, randomised, placebo controlled trial; 104 mild RA*, DMARD naive patients; 12 month study14HydroxychloroquineSignificantly reduced RI synovial score, ESR, EMS, and improved GSIb
Hannonen71Double blind, randomised, placebo controlled trial; 80 DMARD naive patients; 12 month study5SulfasalazineSignificantly reduced swollen joint counts, RI, PGA, pain, and improved GSIb
HERA72Double blind, randomised, placebo controlled trial; 120 DMARD naive patients; 8 month study9HydroxychloroquineReduced swollen and tender joint counts, HAQ, EMS, pain, and improved GSIb