Meta-analysis for all-cause mortality up to 5 years. EVOLUT, Transcatheter Aortic Valve Replacement With the Medtronic Transcatheter Aortic Valve Replacement System In Patients at Low Risk for Surgical Aortic Valve Replacement Trial; NOTION, Nordic Aortic Valve Intervention Trial; PARTNER, Placement of AoRTic TraNscathetER Valve Trial Edwards SAPIEN Transcatheter Heart Valve Trial; SURTAVI, the Surgical Replacement and Transcatheter Aortic Valve Implantation trial; U.S. CoreValve, Medtronic CoreValve U.S. Pivotal Trial.