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Trends in average drug use (months per patient-year) of disease-modifying antirheumatic drugs among users and nonusers.a,b
a All results for 28,601 patients with rheumatoid arthritis were adjusted for age, sex, race/ethnicity, comorbidity, and Medical Center.
b All p values were < 0.0001 except for hydrochloroquine (p = 0.47) and sulfasalazine (p = 0.34). TNF = tumor necrosis factor.
