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Table 1 Patient characteristics and baseline echocardiographic data

From: Cardiovascular magnetic resonance evaluation of symptomatic severe aortic stenosis: association of circumferential myocardial strain and mortality

Characteristics SAVR (n = 46) TAVI (n = 52) p Value*
Age 73.0 ± 7.0 80.9 ± 6.4 <0.001
Male gender, n (%) 34 (74) 28 (54) 0.041
STS Mortality (%) 2.06 ± 0.6 6.03 ± 3.4 <0.001
BMI (kgm−2) 27.5 ± 4.4 27.0 ± 3.8 0.709
Previous MI, n (%) 6 (13) 9 (17) 0.560
Previous PCI, n (%) 1 (2) 14 (27) 0.001
Previous CABG, n (%) 1 (2) 17 (33) <0.001
Stroke/TIA, n (%) 6 (13) 8 (15) 0.742
Peripheral vascular disease, n (%) 1 (2) 10 (19) 0.008
Hypertension 32 (70) 25 (48) 0.032
Diabetes Mellitus, n (%) 7 (15) 10 (19) 0.602
Hyperlipidaemia, n (%) 23 (50) 31 (60) 0.342
COPD, n (%) 4 (9) 12 (23) 0.056
Atrial Fibrillation, n (%) 3 (7) 15 (29) 0.005
eGFR (ml/min/1.73 m2) 73.3 ± 13.8 59.8 ± 18.9 <0.001
AVA (cm2) 0.83 ± 0..46 0.59 ± 0.17 <0.001
Mean aortic valve PG (mmHg) 46.9 ± 13.4 53.2 ± 19.2 0.102
Pulmonary Hypertensiona, n (%) 7 (15) 15 (29) 0.110
ValvuloArterial Impedance (Zva) 3.73 ± 0.99 3.71 ± 1.09 0.734
  1. Values are mean ± SD or n(%)
  2. AVA aortic valve area, CABG coronary artery bypass grafting, eGFR estimated glomerular filtration rate, COPD chronic obstructive pulmonary disease, MI myocardial infarction, MPG mean pressure gradient, NYHA New York Health Association, PCI percutaneous coronary intervention, Zva valvuloarterial impedance (systolic arterial pressure + mean transvalvular gradient/stroke volume index)
  3. *p Value for comparison between TAVI and SAVR groups
  4. aPulmonary hypertension defined as estimated pulmonary artery systolic pressure by transthoracic echocardiography to be >35 mmHg