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Table 1 Preoperative patient's characteristics and hemodynamics

From: Aortic root surgery in septuagenarians: impact of different surgical techniques

Variable 1. MECH-group
n = 51
2. BIO-group
n = 22
3. REIMPL-group
n = 22
All
n = 95
p-value
Age at surgery (years)      
   mean ± SD 73.1 ± 2.7 75.2 ± 3.8 74.1 ± 3.7 73.8 ± 3.2 0.031
   range 70–80 70–82 70–83 70–83  
Male, n (%) 29 (56.9) 9 (40.9) 10 (45.5) 48 (51) n.s.
BSA (m2) 1.83 ± 0.21 1.78 ± 0.19 1.84 ± 0.24 1.82 ± 0.21 n.s.
NYHA (mean ± SD) 3.06 ± 0.81 3.0 ± 0.58 2.62 ± 0.74 2.94 ± 0.75 0.007
NYHA ≥ III, n (%) 40 (78.4) 19 (86.4) 15 (68.2) 69 (72.6) 0.031
Redo, n (%) 16 (31.4) 1 (4.5) 0 17 (17.9) 0.001
Endocarditis, n (%) 4 (7.8) 1 (4.5) 0 6 (6.3) n.s.
Ø ascending aorta (mm) 63 ± 13 62 ± 10 65 ± 13   
Comorbitities, n (%)      
   AF 12 (23.5) 7 (31.8) 2 (9.1) 21 (22.1) n.s.
   MI 4 (7.8) 3 (18.1) 0 7 (7.3) n.s.
   Ventricular arrhythmias 2 (3.9) 0 0 2 (2.1) n.s.
   Heart failure history 24 (47.1) 8 (36.4) 4 (18.2) 36 (37.9) n.s.
   Systemic hypertension 26 (51) 16 (72.7) 18 (81.2) 60 (63.2) 0.026
   Diabetes 5 (9.8) 3 (13.6) 3 (13.6) 11 (11.6) n.s.
   Hyperlipidemia 9 (17.6) 9 (40.9) 7 (31.8) 25 (26.3) n.s.
   Creatinine ≥ 120 μmol/L 9 (17.6) 7 (31.8) 2 (9.1) 17 (17.9) n.s.
   COPD 9 (17.6) 5 (22.7) 2 (9.1) 16 (16.8) n.s.
   Stroke 1 (1.9) 3 (13.6) 2 (9.1) 6 (6.3) n.s.
   TIA/PRIND 2 (3.9) 1 (4.5) 0 4 (3.1) n.s.
Hemodynamics      
   LVEF (%) 56.8 ± 11.5 58.6 ± 13.3 60.7 ± 13.8 58.3 ± 12.5 n.s.
   LVEDP (mmHG) 17.2 ± 9.4 15.1 ± 6.2 15.7 ± 6.9 16.4 ± 8.2 n.s.
   mean PAP (mmHG) 25.6 ± 9.6 26.8 ± 11 21 ± 6 24.8 ± 9.4 n.s.
   CI (L×min-1 ×m-2) 2.7 ± 1.5 2.4 ± 0.5 2.7 ± 0.9 2.6 ± 0.9 n.s.
   mean RAP (mmHG) 5.9 ± 3.8 7.8 ± 3.3 6.9 ± 3.1 6.7 ± 3.5 n.s.
  1. BSA, body surface area; NYHA, New York Heart Association; AF, Atrial fibrillation; MI, previous myocardial infarction; COPD, chronic obstructive pulmonary disease; TIA, transient ischemic attack; PRIND, prolonged reversible ischemic neurological deficit; LVEF, left ventricular ejection fraction; LVEDP, left ventricular endiastolic pressure, PAP, pulmonary artery pressure; CI, cardiac index; RAP, right atrial pressure.