text: The IMPROVE<unk> for<unk><unk>  (VTE) assesses the risk of VTE among hospitalized medical patients.  The IMPROVE predictive<unk> for VTE includes 4 independent risk factors for VTE which are present at admission.  The IMPROVE associative<unk> for VTE includes 7 variables present either at admission or during hospitalization; however, the timing of the presence of some of the factors compared to the onset of VTE was not available. The IMPROVEDD<unk> adds D-dimer as a recognized risk factor to the conventional IMPROVE associative<unk> which includes 7 variables present either at admission or during hospitalization.
option_0: IMPROVE and IMPROVEDD scores for venous thromboembolism
option_1: Varicose veins MRI
option_2: Fibromuscular dysplasia arteriography
option_3: Varicose veins ultrasound
option_4: Varicose veins CT
option_5: IMPROVEDD VTE risk score
option_6: IMPROVE VTE risk score
option_7: Peripheral arterial disease MRI