Table 2 Procedural characteristics

Approach

Transfemoral

80/88 (90.9%)

Transaortic

8/88 (9.1%)

TAVI valve

EVOLUT R

75/88 (85.2%)

PORTICO

6/88 (6.8%)

HYDRA

7 /88 (8%)

Pre dilatation

37/87 (42.5%)

Post dilatation

37/87 (42.5%)

NCC depth of implantation (N = 77)

4.6 +/− 2.8 mm

LCC depth of implantation (N = 77)

6.4 +/− 3.0 mm

Mean infra-annular membranous septal length (n = 57)

9.3 +/− 1.8 mm

Implantation depth/IMS length ratio > 0.5

23/57 (40.4%)