Adult patients with active cancer ( defined as histologic diagnosis of cancer and receiving anticancer therapy or diagnosed with , or received such therapy , within the previous 6 months ) and objectively documented proximal deep vein thrombosis ( DVT ) or pulmonary embolism , with a life expectancy greater than 6 months and without contraindications for anticoagulation , were followed up for 180 days and for 30 days after the last study medication dose for collection of safety data .