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Table 1 Baseline patient characteristics

From: Minimal invasive aortic valve replacement: associations of radiological assessments with procedure complexity

Characteristics

Overall cohort (n = 100)

Age at surgery (years)

71 [63, 75]

Female gender

34 (34%)

Body mass index (kg/m2)

27 [25, 32]

NYHA Functional class ≥ III

16 (16%)

Cardiovascular risk factors

 Dyslipidemia

18 (18%)

 Hypertension

54 (54%)

 Diabetes mellitus

19 (19%)

 Chronic obstructive pulmonary disease

12 (12%)

 Peripheral vascular disease

5 (5.0%)

 Previous cerebrovascular accident

9 (9.0%)

 Previous transient ischemic attack

8 (8.0%)

 Atrial fibrillation

22 (22%)

 Severely renal impairment (CC ≤ 50)

3 (3.0%)

 Previous history of percutaneous coronary intervention

10 (10%)

 Logistic EuroSCORE I

4.3 [2.9, 6.3]

Pre-operative echocardiography

 Left ventricular function

  Mild dysfunction (LVEF 30–50%)

10 (10%)

Peak aortic transvalvular gradient (mmHg)

73 ± 22

Aortic Valve Area (cm2)

0.8 ± 0.2

 Aortic valve pathology

  Severe aortic stenosis

84 (84%)

  Aortic insufficiency grade ≥ III

4 (4.0%)

  Aortic stenosis and insufficiency grade ≥ III

2 (2.0%)

  Bicuspid aortic valve (BAV)

30 (30%)

  1. Results are expressed as mean ± standard deviation, median [IQR: 25th, 75th percentile] or frequency (%). CC Creatine clearance, EuroSCORE European System for Cardiac Operative Risk Evaluation, LVEF Left ventricular ejection fraction, NYHA New York Heart Association