The mortality rates were respectively 0.7% and 0%; the rates of cerebral embolism without late sequelae 0.71% and 0.885 (p=0.89); severe mitral regurgitation (>grade 2/4) 2.1% and 1.8% (p=0.89); hemopericardium 0.71% and 0.88% (p=0.89).