Covariates Composite valve graft (n=35) Porcine aortic root (n=30) P value
Age 50.5±15.8 64.5±12.6 0.003
Female 8(22.8%) 15(50%) 0.290
Male 27(77.1%) 15(50%)
Connective tissue disease 6(2.9%) 2(6.7%)
Hypercholesterolaemia 10(28.5%) 12(40%) 0.407
Diabetes 4(11.4%) 4(13.3%) 0.968
Hypertension 24(68.6%) 21(70%) 0.982
Congestive cardiac failure 5(14.3%) 5(16.7%) 0.889
Myocardial infarction 5(14.3%) 4(13.3%) 0.996
Acute Kidney Injury 2(5.7%) 1(3.3%)
Chronic Kidney Disease 0(0%) 0(0%) 0.990
Dialysis 1(2.9%) 0(0%)
Chronic obstructive pulmonary disease 4(11.4%) 2(6.7%) 0.948
Arrhythmia 2(5.7%) 2(6.7%) 0.986
Previous Cardiac Surgery 2(5.7%) 4(13.3%) 0.873
Smoking 18(51.4%) 13(43.3%) 0.981
Haemodynamic instability 29(82.9%) 25(83.3%) 0.889