... Continuation rates of infliximab therapy Of the initial 511 patients enrolled in the study, 507 effectively started infliximab therapy All patients had long-standing, active, refractory RA, which is ... and efficacy of therapy After a 4year study period, 61.6% of patients enrolled in the study were still receiving infliximab therapy Over the same time period, 13.6% of patients discontinued infliximab ... effectiveness and safety issues [27,28] Evaluation of the efficacy of long-term therapy shows that, after years of infliximab therapy, the majority of patients had a low level of disease activity and that...