Table 1 Baseline and characteristics
Variable | Control (n = 620) | MIRCS (n = 172) | P value |
|---|---|---|---|
Age (year) | 61.25 ± 13.16 | 60.45 ± 8.94 | 0.45 |
Gender (male) | 282,45.48% | 85,49.42% | 0.39 |
Weight (kg) | 64.72 ± 11.82 | 66.04 ± 14.23 | 0.22 |
Preoperative LVEF (%) | 49.96 ± 10.60 | 50.45 ± 12.94 | 0.62 |
Preoperative LVDd (cm) | 5.78 ± 0.85 | 5.79 ± 1.17 | 0.91 |
Preoperative cTnT (ug/L) | 0.02 ± 0.02 | 0.02 ± 0.02 | 0.39 |
EuroSCORE | 4.82 ± 3.45 | 4.39 ± 3.29 | 0.13 |
Previous medical history | |||
Myocardial infarction | 3, 0.48% | 0 | 0.36 |
Diabetes Mellitus (n,%) | 45,7.26% | 20,11.63% | 0.07 |
Hypertension (n,%) | 336,54.19% | 79, 45.93% | 0.02 |
Chronic Renal Failure (n,%) | 0 | 3,1.74% | 0.02 |
Liver diseases (n,%) | 51, 8.23% | 13,7.56% | 0.75 |
Previous cardiac operation (n,%) | 34,5.48% | 6, 3.49% | 0.27 |
Immunological diseases (n,%) | 6, 0.97% | 0 | 0.19 |
Atrial fibrillation (n,%) | 334, 53.87% | 68, 39.53% | < 0.01 |
Peripheral vascular diseases (n,%) | 13, 2.10% | 0 | 0.05 |
Blood products transfusion (n,%) | 0 | 0 | – |
Heavily smoking (n,%) | 72,11.61% | 0 | < 0.01 |
Excessive alcohol (n,%) | 24, 3.87% | 3,1.74% | 0.24 |
Type of cardiac surgery (n,%) | 0.02 | ||
AVR | 21,3.39% | 0 | |
MVR | 340, 54.84% | 82, 47.67% | |
AVR + MVR | 202, 32.58% | 69, 40.12% | |
Aortic operation + AVR | 57, 9.19% | 21, 12.21% | |
Intraoperative AF ablation (n,%) | 306, 49.35% | 66, 38.37% | 0.01 |
CPB time (minutes) | 161.13 ± 74.83 | 169.86 ± 51.57 | 0.08 |
ACC time (minutes) | 119.84 ± 65.42 | 127.51 ± 46.44 | 0.09 |