Table 2 Preoperative patient characteristics
Preoperative data | Non-PPM (n = 731) | PPM (n = 138) | P value |
|---|---|---|---|
Age, y | 56(47–62) | 64(55–69) | <0.001 |
Male | 394(54%) | 57(41%) | 0.07 |
BMI(kg/m2) | 22.58 ± 3.29 | 23.51 ± 5.92 | 0.076 |
BSA(m2) | 1.61 ± 0.17 | 1.60 ± 0.14 | 0.484 |
Smoking history | 138(18.9%) | 14(10.1%) | 0.014 |
Diabetes | 63(8.6%) | 22(15.9%) | 0.008 |
Hypertension | 178(24.4%) | 39(28.1%) | 0.336 |
Chronic renal insufficiency | 23(3.1%) | 5(3.6%) | 0.77 |
Peripheral arterial disease | 21(2.9%) | 5(3.6%) | 0.64 |
Cerebrovascular accident: | 15(2.1%) | 2(1.1%) | 0.99 |
Coronary heart disease | 78 (10.7%) | 24(17.4%) | 0.024 |
NYHA functional class (≥ III) | 260(35.6%) | 51(37.1%) | 0.772 |
AF | 212(29.0%) | 42(30.1%) | 0.76 |
Previous myocardial infarction | 1(0.1%) | 1(1.1%) | 0.293 |
AS | 399(55.0%) | 90(65.1%) | 0.031 |
Aortic regurgitation (moderate to severe) | 508(69.5%) | 79(57.1%) | 0.006 |
LVEF | 61.02 ± 8.99 | 62.00 ± 9.18 | 0.105 |
Emergency surgery | 3(0.4%) | 0(0.0%) | 0.99 |
Aspirin within 5 days before surgery | 5(0.7%) | 1(1.1%) | 0.99 |
Clopidogrel within 5 days before surgery | 1(0.1%) | 1(1.1%) | 0.293 |