Proportion of patients with CR-50, CR-70, CR-100, and clinical remission from weeks 4 to 52 (NRI; n = 28). CR-50, decrease in CDAI ≥50; CR-70, decrease in CDAI ≥70; CR-100, decrease in CDAI ≥100. CDAI, Crohn's disease activity index; NRI, nonresponder imputation.