ABC | Volume 111, Nº2, August 2018

Original Article Arq Bras Cardiol. 2018; 111(2):193-202 Miyazaki et al Videodensitometry assessment of AR to guide TAVI Table 1 – Baseline and echocardiographic characteristics of the study population (n = 61) Variables Median (IQR)/Frequency Clinical characteristics Age, years (median[IQR]) 81.6 ± 7.6 Male gender, n (%) 37(60.7) BMI, kg/m 2 24.6 ± 3.9 NYHA II, n (%) 13(21.3) NYHA III, n (%) 27(44.3) NYHA IV, n (%) 21(34.4) Hypertension, n (%) 47(77.0) DM, n (%) 15(24.6) Renal insufficiency*, n (%) 51(83.6) CAD, n (%) 31(50.8) PAD, n (%) 13(21.3) COPD, n (%) 15(24.6) PH**, n (%) 12(19.7) Prior PCI, n (%) 15(24.6) Prior CABG, n (%) 10(16.4) Prior MI, n (%) 6(9.8) Prior stroke, n (%) 6(9.8) Prior BAV, n (%) 4(6.6) Prior AVR, n (%) 1(1.6) Prior PMI, n (%) 7(11.5) Af/AFL, n (%) 9(15.0) STS-PROM, % 8.8[4.6-16.3] EuroSCORE, % 15.9[9.2-25.4] Preprocedural echocardiographic parameters LVDd, mm 50.0[46.0-55.0] LVEF, 61.0[45.0-68.0] LVM index, % 136.9[114.2-162.9] AVA, cm 2 0.6[0.5-0.8] Peak PG, mmHg 75.0[64.0-92.5] Mean PG, mmHg 47.0[41.0-61.0] MR >mild, n (%) 16(26.2) TEE guidance, n (%) 56(91.8) General anesthesia, n (%) 60(98.4) Transfemoral approach, n (%) 59(96.7) Procedural characteristics CoreValve, n (%) 44(72) CoreValve 26mm, n (%) 9(20.5) CoreValve 29mm, n (%) 17(38.6) CoreValve 31mm, n (%) 18(40.9) Sapien-XT, n (%) 17(28) Sapien-XT 23mm, n (%) 7(41.2) Sapien-XT 26mm, n (%) 8(47.1) Sapien-XT 29mm, n (%) 2(11.8) Pre-dilatation performed, n (%) 18(29.5%) BMI: body mass index, NYHA: New York Heart Association, DM: diabetes mellitus, CAD: coronary artery disease, PAD: peripheral artery disease, COPD: chronic obstructive pulmonary disease, PH: pulmonary hypertension, PCI: percutaneous coronary intervention, CABG: Coronary artery bypass grafting, MI: myocardial infarction, BAV: balloon aortic valvuloplasty, AVR: aortic valve replacement, PMI: pacemaker implantation, AF: atrial fibrillation, AFL: atrial flutter, STS-PROM: the Society of Thoracic Surgeons - predicted risk of mortality, LVDd: left ventricular diastolic diameter, LVEF: left ventricular ejection fraction, LVM index: left ventricular mass index, AVA: aortic valve area, PG: pressure gradient, MR: mitral regurgitation, TEE: transesophageal echocardiography. * Defined as glomerular filtration rate < 60 mL/min, ** Defined as a systolic pulmonary artery pressure ≥ 60 mm Hg at rest 196