Table 1. Patient characteristics.
| Variables | Group P (n=43) | Group N (n=48) | P value |
|---|---|---|---|
| Age (year) | |||
| Mean ± SD | 62.5±13.0 | 63.2±10.0 | 0.208 |
| Median (IQR) | 67.0 (57.0–70.0) | 65.5 (59.0–71.0) | 0.965 |
| Male, n (%) | 26 (60.4) | 40 (83.3) | 0.015* |
| BMI | 0.207 | ||
| Mean ± SD | 23.3±3.3 | 24.1±3.0 | |
| Median (IQR) | 22.8 (16.8–25.9) | 24.1 (21.8–26.3) | |
| BSA (m2) | 0.016* | ||
| Mean ± SD | 1.61±0.18 | 1.70±0.16 | |
| Median (IQR) | 1.63 (1.49–1.73) | 1.70 (1.60–1.82) | |
| Smoking History, n (%) | 19 (44.2) | 29 (60.4) | 0.122 |
| Hypertension, n (%) | 23 (53.5) | 24 (50.0) | 0.740 |
| Dyslipidemia, n (%) | 12 (27.9) | 16 (33.3) | 0.576 |
| Diabetes mellitus, n (%) | 7 (16.3) | 16 (33.3) | 0.062 |
| Primary diagnosis, n (%) | |||
| Valvular | 28 (65.1) | 23 (47.9) | 0.099 |
| Ischemic | 5 (11.6) | 14 (29.2) | 0.040* |
| Aortic | 11 (25.6) | 9 (18.8) | 0.432 |
| Others | 2 (4.7) | 4 (8.3) | 0.480 |
P values were derived by Student’s t-test or Mann-Whitney U test or chi-square test, as appropriate. *, P<0.05. BMI, body mass index; BSA, body surface area.