How comparable are rates of malignancies in patients with rheumatoid arthritis across the world? A comparison of cancer rates, and means to optimise their comparability, in five RA registries.
Johan AsklingNiklas BerglindStefan FranzenThomas FrisellChristopher GarwoodJeffrey D GreenbergMeilien HoMarie HolmqvistLaura HorneEisuke InoueKaleb D MichaudFredrik NybergDimitrios A PappasGeorge ReedEiichi TanakaTrung N TranSuzanne M M VerstappenHisashi YamanakaEveline Wesby-van SwaayDeborah P M SymmonsPublished in: Annals of the rheumatic diseases (2015)
In real-world RA populations, rates of both overall malignancy and of lymphomas are consistent.