risque (1) association (1) mortalité (1) perte (1) danger (1) maladie (1) comparaison (1) taux (1) survie (1) Mortality (1) Comparison (1) Death (1) Methods (1) Ci (Chinese poetry) (1) Survival (1) Social groups (1) Risk (1) Population (1) Patients (1) Mortality (1) Meta-analysis (1) Heart failure (1) Heart valves--Diseases (1) Example (1) Death (1) Aortic valve--Stenosis (1) Aortic valve (1) Methods (1) Population (1) Patients (1)