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The risk of deep venous thrombosis is increased in patients with rheumatoid arthritis. We tested the hypothesis that increased concentrations of rheumatoid factor are associated with increased risk of deep venous thrombosis in individuals without autoimmune rheumatic disease in the general population.

Increased Rheumatoid Factor and Deep Venous Thrombosis: 2 Cohort Studies of 54628 Individuals from the General Population