A, Rates with and without thromboembolism (TE) per 100 000 hospital discharges by year. B, Rates with and without contraindications to anticoagulation (eg, intracranial bleeding, other major bleeding, thrombocytopenia, active gastrointestinal tract ulcer, hemophilia, von Willebrand disease, cerebral aneurysm, aortic dissection, pericardial disease, bacterial endocarditis, preeclampsia or eclampsia, malignant hypertension, brain surgery, spinal surgery, or eye surgery) per 100 000 hospital discharges by year. DVT indicates deep vein thrombosis without pulmonary embolism; PE, pulmonary embolism; and proph, prophylactic.