Table 1: Demographic and clinical characteristics of patients (n = 184).

N % Mean ± Std. Dev Range
Total 184 73.3 -
Age [years] 184 69.7 ± 10.9 17-85
< 50 12 6.5 40.9 ± 9.5
50-59 15 8.3 56.4 ± 3.0
60-69 54 29.3 66.2 ± 2.8
70-79 77 41.8 75.0 ± 2.7
75.0 ± 2.7 26 14.1 82.2 ± 1.6
Gender
Male 95 51.6 -
Female 89 48.4 -
BSA [m2] 184 1.78 ± 0.20 1.29-2.26
Euroscore
Linear 184 6.39 ± 2.55 1.00-14.00
Logistic 184 7.73 ± 7.09 1.23-43.17
Preoperative NYHA class
I 41 22.3 - -
II 83 45.1 - -
III 57 31.0 - -
IV 3 1.6 - -
Aortic valve pathology
Stenosis 97 52.7 - -
Insufficiency 42 22.8 - -
Steno-insufficiency 45 24.5 - -
Etiology a
Degenerative 115 62.5 - -
Rheumatic 61 33.2 - -
ABE 10 C - -
Native 5 2.7 - -
Prosthesis 5 2.7 - -
Peri-aortic abscess 5 2.7 - -
EF ejection fraction 184 53.0 ± 7.1 20.0-65.0
IVS Thickness 184 14.2 ± 3.1 8.0-29.0

ABE: Acute bacterial endocarditis; BSA: Body surface area; EF: Ejection fraction; IVS: Interventricular septum; NYHA: New York Heart Association.