Association of Pulmonary Hemorrhage, Positive Proteinase 3, and Urinary Red Blood Cell Casts With Venous Thromboembolism in Antineutrophil Cytoplasmic Antibody–Associated Vasculitis

Objective To assess the frequency of venous thromboembolism ( VTE ) events in the Rituximab in Antineutrophil Cytoplasmic Antibody ( ANCA )–Associated Vasculitis ( RAVE ) trial and identify novel potential risk factors. Methods VTE events in 197 patients enrolled in the RAVE trial were analyzed. Baseline demographic and clinical characteristics were recorded, and univariate and multivariate analyses were performed to identify factors associated...