Incidence, determinants, and prognostic impact of operative refusal or denial in octogenarians with severe aortic stenosis

Piérard S, Seldrum S, de Meester C, Pasquet A, Gerber B, Vancraeynest D, El Khoury G, Noirhomme P, Robert A, Vanoverschelde J-L. Incidence, determinants, and prognostic impact of operative refusal or denial in octogenarians with severe aortic stenosis. Ann Thorac Surg. 2011; 91(4): 1107–12.