temps (durée) (1) évaluation du risque (1) risque (1) association (1) mortalité (1) modèle (1) débit (1) Mortality (1) Surgery (1) Complications (1) Methods (1) Risk assessment (1) Doppler ultrasonography (1) Venous pressure (1) Vena cava inferior (1) Ultrasonic imaging (1) Echocardiography (1) Time (1) Surgery--Complications (1) Surgery (1) Social groups (1) Signs and symbols (1) Signs and signboards (1) Risk (1) Portal vein (1) Patients (1) Mortality (1) Manufacturers' agents (1) Heart--Surgery (1) Forecasting (1)