TNF and juvenile idiopathic arthritis: Furthermore, a study of patients with juvenile idiopathic arthritis, IBD, or psoriasis that used a Medicaid database hinted at a similar, albeit non-significant, increase in the risk of lymphoma in patients receiving TNFα inhibitor treatment (adjusted HR 2.64, 95% CI 0.93–7.51) (Beukelman et al., 2018).