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Table 1 Baseline characteristics

From: Diagnostic performance of quantitative coronary artery disease assessment using computed tomography in patients with aortic stenosis undergoing transcatheter aortic-valve implantation

  Total/mean ± SD Invasive coronary angiography (QCA) p value
No obstructive
CAD
Obstructive
CAD
Number of patients 100 70 30  
Female gender 70 50 (71.4%) 20 (66.7%) 0.812
BMI (kg/m2) 25.5 ± 5.6 24.9 ± 5.4 25.1 ± 3.7 0.116
Age (years) 82.3 ± 6.5 81.6 ± 6.7 83.8 ± 5.8 0.254
Arterial hypertension 84 56 (80.0%) 28 (93.3%) 0.138
Diabetes mellitus 20 15 (21.4%) 5 (16.7%) 0.786
Peripheral artery disease 5 5 (7.2%) 0 (0%) 0.318
Stroke/TIA 15 7 (9.1%) 8 (24.2%) 1.000
Pacemaker 3 2 (2.9%) 1 (3.3%) 1.000
Atrial fibrillation 14 9 (12.9%) 5 (16.7%) 0.754
Hemoglobin (g/l) 114.7 ± 17.8 116.9 ± 17.8 109.6 ± 17.0 0.120
COPD 6 6 (8.6%) 0 (0%) 0.174
GFR (Cockcroft Gault; ml/min/1.73 m2) 52.0 ± 21.8 53.9 ± 22.6 47.5 ± 19.3 0.218
STS score 4.6 ± 2.9 4.2 ± 2.6 5.2 ± 3.0 0.080
Aortic valve area (cm2) 0.60 ± 0.23 0.61 ± 0.22 0.58 ± 0.27 0.420
Mean aortic gradient (mmHg) 41 ± 16 40 ± 17 43 ± 14 0.336
LVEF (%) 57 ± 13 56 ± 13 58 ± 12 0.319
Reduced LVEF < 45% 17 14 (20.0%) 3 (10.0%) 0.262
Total CACS (Median IQR [25–75]) 564 [160–1045] 386 [75–765] 1019 [542–1907] 0.001
  1. BMI body mass index, CAD coronary artery disease, COPD chronic obstructive pulmonary disease, CACS coronary artery calcium score, GFR glomerular filtration rate, LVEF left ventricular ejection fraction, IQR Interquartile range, QCA quantitative coronary angiography, TIA transient ischemic attack