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Table 2 Recurrence of prior malignancy by type and treatment

From: Risk of incident or recurrent malignancies among patients with rheumatoid arthritis exposed to biologic therapy in the German biologics register RABBIT

   Ever exposed to
  Total Anti-TNFα Anakinra Conventional DMARD only
N with prior malignancy 122 72 11 43
Patient-years of follow-up 379 198 31 159
Recurrent malignancies 15 9 (5 f, 4 m) 1 (m) 5 (4 f, 1 m)
   Breast cancer 5 4 (f) - 1(f)
   Lung cancer 3 1 (m) 1 (m) 1 (f)
   Bladder cancer 2 1 (m)# - 1 (f)
   Liposarcoma 1 1 (m) - -
   Melanoma 1 1 (f)   
   Signet-ring cell carcinoma 1 - - 1 (f)
   Testicular cancer 1 1 (m)# - -
Metastasis of unknown origin 1    1 (m)
  1. M = male, f = female, #testicular cancer and bladder cancer in one patient