Table 1.

Baseline characteristics of rheumatoid arthritis patients treated with adalimumab ^a

Characteristics	Data
Gender (% women)	92.8
Mean age (±SD), yr	56.6 ± 13.6
Mean disease duration (±SD), yr	13.8 ± 11.2
Mean RF + and/or ACPA + (%)	78.6
Mean concomitant methotrexate (%)	64.3
Mean concomitant prednisone (%)	64.3
Mean previous DMARDs, number (range)	3.07 (1 to 5)
Mean ESR, mm/h (±SD)	40.1 ± 23.6
Mean CRP, mg/L (±SD)	15.6 ± 17.8
Mean DAS28-ESR, IU (±SD)	5.05 ± 0.95

^aACPA Anticitrullinated peptide antibodies; CRP, C-reactive protein; DAS28-ESR, Disease Activity Score in 28 joints erythrocyte sedimentation rate; DMARDs, Disease-modifying arthritis drugs; RF, Rheumatoid factor.