3.1 Patient characteristics
39 patients with severe symptomatic AS had annular measurements
performed by 3D TEE and MSCT analysis. Mean age was 85.3 ± 4.7 years.
67% were male. Prior to intervention aortic mean gradient was 44.5 ±
15.2mmHg and mean aortic valve area was 0.83 ±
0.20cm2. All patients received an Edwards-Sapien XT
TAVR prosthesis. There were 8 (21%) 23mm, 23 (58%) 26mm and 8 (21%)
29mm valve sizes implanted. Patient and echocardiographic
characteristics are shown in Table 1.