Table 1 Preoperative patient characteristics
All patients (N = 1356) | CST (N = 791) | IPT (N = 565) | p-value | |
|---|---|---|---|---|
Age (mean, sd/median, IQR) | 72.4 (8.8) | 73 (67–80) | 74 (66–78) | 0.02 |
Gender (Male) | 58% | 56% | 60% | 0.07 |
Diabetes Mellitus | 25% | 26% | 25% | 0.90 |
Hypertension | 75% | 74% | 76% | 0.28 |
Creatinine level (mg/dl) | 1.08 (0.86–2.34) | 1.11 (0.87–2.62) | 1.04 (0.85–1.45) | 0.10 |
Hypercholesterolemia | 66% | 68% | 65% | 0.27 |
NYHA | 0.53 | |||
I | 24% | 24% | 24% | |
II | 45% | 46% | 44% | |
III | 28% | 27% | 28% | |
IV | 3% | 3% | 4% | |
Previous cardiac surgery | 12.1% | 12.7% | 11.3% | 0.45 |
BSA (median, IQR) | 1.9 (1.8–2.2) | 2.0 (1.8–2.2) | 1.9 (1.7–2.1) | 0.10 |
BMI (median, IQR) | 28 (26–33) | 28 (25–32) | 28 (24–33) | 0.13 |
Euroscore II (mean, sd) | 3.6 (4.3) | 3.6 (4.5) | 3.5 (4.1) | 0.80 |
Previuos CVA or carotid stenosis > 70% | 4.2% | 2.2% | 2.0% | 0.41 |
Concomittant procedures | ||||
CABG | 33.5% | 35.0% | 31.3% | 0.16 |
MVP | 6.3% | 7.3% | 4.9% | 0.07 |
MVR | 5.4% | 4.9% | 6.2% | 0.32 |
TVP | 2.1% | 2.1% | 1.9% | 0.79 |
Ascending aorta | 7.1% | 7.2% | 6.9% | 0.81 |
AF ablation | 2.6% | 2.5% | 2.6% | 0.90 |
Septal myectomy | 4.5% | 4.4% | 4.6% | 0.89 |
ASD closure | 0.9% | 0.9% | 0.9% | 0.99 |
VSD closure | 0.1% | 0.1% | 0% | 0.40 |
Indication for operation | 0.16 | |||
Stenosis | 87.6% | 85.3% | 89.4% | |
Regurgitation | 6.0% | 6.6% | 5.1% | |
Mixed type | 6.4% | 8.1% | 5.5% | |
Endocarditis (active) | 3.5% | 2.9% | 0.6% | 0.001 |
Full sternotomy | 88.5% | 88.2% | 88.9% | 0.70 |
Mini-sternotomy (Upper Hemi) | 11.5% | 11.8% | 11.1% | 0.62 |